accessibility menu, dialog, popup

UserName
New Feature

You can now browse the site in English or Français.

Phenylhydrazines

Organic compounds that consist of a hydrazine in which one of the nitrogen atoms has a phenyl group substitution in the formula: C6H5NHNH2. Hydrazines contain a nitrogen - nitrogen single bond with two hydrogens bonded to each nitrogen.

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

special offers

  • (8)

brands

  • (24)
  • (9)
  • (3)
Search Within Results
Keyword Search:
1 – 15 of 16 results
1

3-Cyanophenylhydrazine Hydrochloride (contains ~15% inorganics), TRC

CAS: 2881-99-4 Molecular Formula: C7H8ClN3 Molecular Weight (g/mol): 169.61 IUPAC Name: 3-hydrazinylbenzonitrile;hydrochloride SMILES: Cl.NNc1cccc(c1)C#N

CAS 2881-99-4
Molecular Weight (g/mol) 169.61
SMILES Cl.NNc1cccc(c1)C#N
IUPAC Name 3-hydrazinylbenzonitrile;hydrochloride
Molecular Formula C7H8ClN3
2
Promotions Available

Phenylhydrazine Hydrochloride, 99+%

CAS: 59-88-1 Molecular Formula: C6H9ClN2 Molecular Weight (g/mol): 144.60 MDL Number: MFCD00012924 InChI Key: JOVOSQBPPZZESK-UHFFFAOYSA-N Synonym: phenylhydrazine hydrochloride,phenylhydrazinium chloride,phenylhydrazine-hcl,phenylhydrazine monohydrochloride,phenylhydrazine hcl,hydrazine, phenyl-, monohydrochloride,unii-h7qfk49svd,phenylhydrazin hydrochlorid,phenylhydrazine.hcl,ccris 5707 PubChem CID: 60962 IUPAC Name: phenylhydrazine;hydrochloride SMILES: [H+].[Cl-].NNC1=CC=CC=C1

PubChem CID 60962
CAS 59-88-1
Molecular Weight (g/mol) 144.60
MDL Number MFCD00012924
SMILES [H+].[Cl-].NNC1=CC=CC=C1
Synonym phenylhydrazine hydrochloride,phenylhydrazinium chloride,phenylhydrazine-hcl,phenylhydrazine monohydrochloride,phenylhydrazine hcl,hydrazine, phenyl-, monohydrochloride,unii-h7qfk49svd,phenylhydrazin hydrochlorid,phenylhydrazine.hcl,ccris 5707
IUPAC Name phenylhydrazine;hydrochloride
InChI Key JOVOSQBPPZZESK-UHFFFAOYSA-N
Molecular Formula C6H9ClN2
3

2-Fluorophenylhydrazine hydrochloride, 98%

CAS: 2924-15-4 Molecular Formula: C6H8ClFN2 Molecular Weight (g/mol): 162.592 MDL Number: MFCD00012927 InChI Key: VFZYLSYYMHFPSY-UHFFFAOYSA-N Synonym: 2-fluorophenylhydrazine hydrochloride,2-fluorophenyl hydrazine hydrochloride,2-fluorophenylhydrazine hcl,2-fluorophenylhydrazinehydrochloride,o-fluorophenylhydrazine hydrochloride,hydrazine, 2-fluorophenyl-, monohydrochloride,1-2-fluorophenyl hydrazine hydrochloride,pubchem3347,c6h7fn2.hcl,acmc-209h7m PubChem CID: 2723910 IUPAC Name: (2-fluorophenyl)hydrazine;hydrochloride SMILES: C1=CC=C(C(=C1)NN)F.Cl

PubChem CID 2723910
CAS 2924-15-4
Molecular Weight (g/mol) 162.592
MDL Number MFCD00012927
SMILES C1=CC=C(C(=C1)NN)F.Cl
Synonym 2-fluorophenylhydrazine hydrochloride,2-fluorophenyl hydrazine hydrochloride,2-fluorophenylhydrazine hcl,2-fluorophenylhydrazinehydrochloride,o-fluorophenylhydrazine hydrochloride,hydrazine, 2-fluorophenyl-, monohydrochloride,1-2-fluorophenyl hydrazine hydrochloride,pubchem3347,c6h7fn2.hcl,acmc-209h7m
IUPAC Name (2-fluorophenyl)hydrazine;hydrochloride
InChI Key VFZYLSYYMHFPSY-UHFFFAOYSA-N
Molecular Formula C6H8ClFN2
4

4-Chlorophenylhydrazine hydrochloride, 97%

CAS: 1073-70-7 Molecular Formula: C6H7ClN2·HCl Molecular Weight (g/mol): 179.05 MDL Number: MFCD00012943 InChI Key: YQVZREHUWCCHHX-UHFFFAOYSA-N Synonym: 4-chlorophenylhydrazine hydrochloride,4-chlorophenyl hydrazine hydrochloride,p-chlorophenylhydrazine hydrochloride,p-chlorophenylhydrazine hcl,4-chlorophenylhydrazine hcl,1-4-chlorophenyl hydrazine hydrochloride,4-chloro-phenyl-hydrazine hydrochloride,chlorophenylhydrazine 4-hcl,hydrazine, 4-chlorophenyl-, monohydrochloride,4-chlorophenylhydrazine, chloride PubChem CID: 71600 IUPAC Name: (4-chlorophenyl)hydrazine;hydrochloride SMILES: C1=CC(=CC=C1NN)Cl.Cl

PubChem CID 71600
CAS 1073-70-7
Molecular Weight (g/mol) 179.05
MDL Number MFCD00012943
SMILES C1=CC(=CC=C1NN)Cl.Cl
Synonym 4-chlorophenylhydrazine hydrochloride,4-chlorophenyl hydrazine hydrochloride,p-chlorophenylhydrazine hydrochloride,p-chlorophenylhydrazine hcl,4-chlorophenylhydrazine hcl,1-4-chlorophenyl hydrazine hydrochloride,4-chloro-phenyl-hydrazine hydrochloride,chlorophenylhydrazine 4-hcl,hydrazine, 4-chlorophenyl-, monohydrochloride,4-chlorophenylhydrazine, chloride
IUPAC Name (4-chlorophenyl)hydrazine;hydrochloride
InChI Key YQVZREHUWCCHHX-UHFFFAOYSA-N
Molecular Formula C6H7ClN2·HCl
5

N-Benzyl-N-phenylhydrazine hydrochloride, 98+%

CAS: 5705-15-7 Molecular Formula: C13H15ClN2 Molecular Weight (g/mol): 234.73 MDL Number: MFCD00050690 InChI Key: JTYLHYOCBGPMNO-UHFFFAOYSA-N Synonym: 1-benzyl-1-phenylhydrazine hydrochloride,n-benzyl-n-phenylhydrazine hydrochloride,usaf ek-1666,hydrazine, 1-phenyl-1-phenylmethyl-, monohydrochloride,alpha-benzyl-alpha-phenylhydrazine hydrochloride,n-benzyl-n-phenylhydrazinium 1+ chloride,hydrazine, 1-benzyl-1-phenyl-, hydrochloride,1-benzyl-1-phenylhydrazine hydrochloride van,hydrazine, 1-phenyl-1-phenylmethyl-, hydrochloride 1:1,acmc-209lvq PubChem CID: 79785 IUPAC Name: 1-benzyl-1-phenylhydrazine;hydrochloride SMILES: [H+].[Cl-].NN(CC1=CC=CC=C1)C1=CC=CC=C1

PubChem CID 79785
CAS 5705-15-7
Molecular Weight (g/mol) 234.73
MDL Number MFCD00050690
SMILES [H+].[Cl-].NN(CC1=CC=CC=C1)C1=CC=CC=C1
Synonym 1-benzyl-1-phenylhydrazine hydrochloride,n-benzyl-n-phenylhydrazine hydrochloride,usaf ek-1666,hydrazine, 1-phenyl-1-phenylmethyl-, monohydrochloride,alpha-benzyl-alpha-phenylhydrazine hydrochloride,n-benzyl-n-phenylhydrazinium 1+ chloride,hydrazine, 1-benzyl-1-phenyl-, hydrochloride,1-benzyl-1-phenylhydrazine hydrochloride van,hydrazine, 1-phenyl-1-phenylmethyl-, hydrochloride 1:1,acmc-209lvq
IUPAC Name 1-benzyl-1-phenylhydrazine;hydrochloride
InChI Key JTYLHYOCBGPMNO-UHFFFAOYSA-N
Molecular Formula C13H15ClN2
6

3-Bromophenylhydrazine hydrochloride, 98%

CAS: 27246-81-7 Molecular Formula: C6H8BrClN2 Molecular Weight (g/mol): 223.50 MDL Number: MFCD00012933 InChI Key: RPYIPFXHIKXRKS-UHFFFAOYSA-N Synonym: 3-bromophenylhydrazine hydrochloride,3-bromophenyl hydrazine hydrochloride,1-3-bromophenyl hydrazine hydrochloride,m-bromophenyl hydrazine hydrochloride,hydrazine, m-bromophenyl-, monohydrochloride,3-bromophenylhydrazinehydrochloride,3-bromophenyl hydrazine hcl,hydrazine, 3-bromophenyl-, monohydrochloride,pubchem23212,acmc-1clhx PubChem CID: 33757 IUPAC Name: (3-bromophenyl)hydrazine;hydrochloride SMILES: [H+].[Cl-].NNC1=CC=CC(Br)=C1

PubChem CID 33757
CAS 27246-81-7
Molecular Weight (g/mol) 223.50
MDL Number MFCD00012933
SMILES [H+].[Cl-].NNC1=CC=CC(Br)=C1
Synonym 3-bromophenylhydrazine hydrochloride,3-bromophenyl hydrazine hydrochloride,1-3-bromophenyl hydrazine hydrochloride,m-bromophenyl hydrazine hydrochloride,hydrazine, m-bromophenyl-, monohydrochloride,3-bromophenylhydrazinehydrochloride,3-bromophenyl hydrazine hcl,hydrazine, 3-bromophenyl-, monohydrochloride,pubchem23212,acmc-1clhx
IUPAC Name (3-bromophenyl)hydrazine;hydrochloride
InChI Key RPYIPFXHIKXRKS-UHFFFAOYSA-N
Molecular Formula C6H8BrClN2
7
Promotions Available

4-Bromophenylhydrazine hydrochloride, 99%

CAS: 622-88-8 Molecular Formula: C6H7BrN2·HCl Molecular Weight (g/mol): 223.51 MDL Number: MFCD00012941 InChI Key: RGGOWBBBHWTTRE-UHFFFAOYSA-N Synonym: 4-bromophenylhydrazine hydrochloride,4-bromophenyl hydrazine hydrochloride,4-bromophenylhydrazine hcl,4-bromo phenyl hydrazine hydrochloride,p-bromophenylhydrazine monohydrochloride,hydrazine, 4-bromophenyl-, monohydrochloride,1-4-bromophenyl hydrazine hydrochloride,4-bromophenylhydrazinehydrochloride,p-bromophenylhydrazine hydrochloride PubChem CID: 12157 IUPAC Name: (4-bromophenyl)hydrazine;hydrochloride SMILES: C1=CC(=CC=C1NN)Br.Cl

PubChem CID 12157
CAS 622-88-8
Molecular Weight (g/mol) 223.51
MDL Number MFCD00012941
SMILES C1=CC(=CC=C1NN)Br.Cl
Synonym 4-bromophenylhydrazine hydrochloride,4-bromophenyl hydrazine hydrochloride,4-bromophenylhydrazine hcl,4-bromo phenyl hydrazine hydrochloride,p-bromophenylhydrazine monohydrochloride,hydrazine, 4-bromophenyl-, monohydrochloride,1-4-bromophenyl hydrazine hydrochloride,4-bromophenylhydrazinehydrochloride,p-bromophenylhydrazine hydrochloride
IUPAC Name (4-bromophenyl)hydrazine;hydrochloride
InChI Key RGGOWBBBHWTTRE-UHFFFAOYSA-N
Molecular Formula C6H7BrN2·HCl
8
Promotions Available

2-Chlorophenylhydrazine hydrochloride, 97%

CAS: 41052-75-9 Molecular Formula: C6H8Cl2N2 Molecular Weight (g/mol): 179.04 MDL Number: MFCD00012928 InChI Key: ADODRSVGNHNKAT-UHFFFAOYSA-N Synonym: 2-chlorophenylhydrazine hydrochloride,2-chlorophenyl hydrazine hydrochloride,o-chlorophenylhydrazine hydrochloride,1-2-chlorophenyl hydrazine hydrochloride,o-chlorophenylhydrazine hcl,2-chloro phenyl hydrazine hydrochloride,2-chlorophenylhydrazine, chloride,hydrazine, 2-chlorophenyl-, monohydrochloride,2-chlorophenylhydrazinehydrochloride PubChem CID: 443287 ChEBI: CHEBI:1046 IUPAC Name: (2-chlorophenyl)hydrazine;hydrochloride SMILES: [H+].[Cl-].NNC1=CC=CC=C1Cl

PubChem CID 443287
CAS 41052-75-9
Molecular Weight (g/mol) 179.04
ChEBI CHEBI:1046
MDL Number MFCD00012928
SMILES [H+].[Cl-].NNC1=CC=CC=C1Cl
Synonym 2-chlorophenylhydrazine hydrochloride,2-chlorophenyl hydrazine hydrochloride,o-chlorophenylhydrazine hydrochloride,1-2-chlorophenyl hydrazine hydrochloride,o-chlorophenylhydrazine hcl,2-chloro phenyl hydrazine hydrochloride,2-chlorophenylhydrazine, chloride,hydrazine, 2-chlorophenyl-, monohydrochloride,2-chlorophenylhydrazinehydrochloride
IUPAC Name (2-chlorophenyl)hydrazine;hydrochloride
InChI Key ADODRSVGNHNKAT-UHFFFAOYSA-N
Molecular Formula C6H8Cl2N2
9

Phenylazoformic acid 2-phenylhydrazide compound with 1,5-Diphenylcarbohydrazide, ACS

CAS: 10329-15-4 Molecular Formula: C26H26N8O2 Molecular Weight (g/mol): 482.55 MDL Number: MFCD00013218 InChI Key: WDJPBIRJSVMEKJ-UHFFFAOYSA-N Synonym: 1-anilino-3-phenyliminourea; 1,3-dianilinourea,1,5-diphenylcarbazide; 3-phenylamino-1-phenylimino urea,n',2-diphenyldiazenecarbohydrazide compound with n,n'-diphenylcarbonohydrazide 1:1,a.c.s. reagent cpd w/1 5-diph-carbazide,diphenylcarbazone compound with diphenylcarbazide,3e-1-anilino-3-phenylimino-urea; 1,3-dianilinourea,diphenylcarbazone compound with s-diphenyl carbazide, acs,e-1-phenylamino-3-phenylimino urea; 1,5-diphenylcarbazide,e-3-phenylamino-1-phenylimino urea; 1,5-diphenylcarbazide,phenylazoformic acid 2-phenylhydrazide compound 1,5diphenylcarbohydrazide PubChem CID: 221124 IUPAC Name: 1-anilino-3-phenyliminourea;1,3-dianilinourea SMILES: O=C(NNC1=CC=CC=C1)NNC1=CC=CC=C1.O=C(NNC1=CC=CC=C1)N=NC1=CC=CC=C1

PubChem CID 221124
CAS 10329-15-4
Molecular Weight (g/mol) 482.55
MDL Number MFCD00013218
SMILES O=C(NNC1=CC=CC=C1)NNC1=CC=CC=C1.O=C(NNC1=CC=CC=C1)N=NC1=CC=CC=C1
Synonym 1-anilino-3-phenyliminourea; 1,3-dianilinourea,1,5-diphenylcarbazide; 3-phenylamino-1-phenylimino urea,n',2-diphenyldiazenecarbohydrazide compound with n,n'-diphenylcarbonohydrazide 1:1,a.c.s. reagent cpd w/1 5-diph-carbazide,diphenylcarbazone compound with diphenylcarbazide,3e-1-anilino-3-phenylimino-urea; 1,3-dianilinourea,diphenylcarbazone compound with s-diphenyl carbazide, acs,e-1-phenylamino-3-phenylimino urea; 1,5-diphenylcarbazide,e-3-phenylamino-1-phenylimino urea; 1,5-diphenylcarbazide,phenylazoformic acid 2-phenylhydrazide compound 1,5diphenylcarbohydrazide
IUPAC Name 1-anilino-3-phenyliminourea;1,3-dianilinourea
InChI Key WDJPBIRJSVMEKJ-UHFFFAOYSA-N
Molecular Formula C26H26N8O2
10

Phenylhydrazine, 97%

CAS: 100-63-0 Molecular Formula: C6H8N2 Molecular Weight (g/mol): 108.14 MDL Number: MFCD00007573 InChI Key: HKOOXMFOFWEVGF-UHFFFAOYSA-N Synonym: hydrazinobenzene,hydrazine, phenyl,phenylhydrazin,monophenylhydrazine,phenyl hydrazine,1-phenylhydrazine,hydrazine-benzene,fenilidrazina,fenylhydrazine,fenylhydrazine dutch PubChem CID: 7516 ChEBI: CHEBI:27924 IUPAC Name: phenylhydrazine SMILES: NNC1=CC=CC=C1

PubChem CID 7516
CAS 100-63-0
Molecular Weight (g/mol) 108.14
ChEBI CHEBI:27924
MDL Number MFCD00007573
SMILES NNC1=CC=CC=C1
Synonym hydrazinobenzene,hydrazine, phenyl,phenylhydrazin,monophenylhydrazine,phenyl hydrazine,1-phenylhydrazine,hydrazine-benzene,fenilidrazina,fenylhydrazine,fenylhydrazine dutch
IUPAC Name phenylhydrazine
InChI Key HKOOXMFOFWEVGF-UHFFFAOYSA-N
Molecular Formula C6H8N2
11

p-Tolylhydrazine hydrochloride, 98%

CAS: 637-60-5 Molecular Formula: C7H10N2·HCl Molecular Weight (g/mol): 158.63 MDL Number: MFCD00012940 InChI Key: HMHWNJGOHUYVMD-UHFFFAOYSA-N Synonym: p-tolylhydrazine hydrochloride,4-methylphenylhydrazine hydrochloride,4-methylphenyl hydrazine hydrochloride,4-tolylhydrazine hydrochloride,hydrazine, 4-methylphenyl-, monohydrochloride,p-tolylhydrazinium 1+ chloride,hydrazine, p-tolyl-, hydrochloride,4-methylphenylhydrazine hcl,1-4-methylphenyl hydrazine hydrochloride,p-tolyl-hydrazine hydrochloride PubChem CID: 12504 IUPAC Name: (4-methylphenyl)hydrazine;hydrochloride SMILES: CC1=CC=C(C=C1)NN.Cl

PubChem CID 12504
CAS 637-60-5
Molecular Weight (g/mol) 158.63
MDL Number MFCD00012940
SMILES CC1=CC=C(C=C1)NN.Cl
Synonym p-tolylhydrazine hydrochloride,4-methylphenylhydrazine hydrochloride,4-methylphenyl hydrazine hydrochloride,4-tolylhydrazine hydrochloride,hydrazine, 4-methylphenyl-, monohydrochloride,p-tolylhydrazinium 1+ chloride,hydrazine, p-tolyl-, hydrochloride,4-methylphenylhydrazine hcl,1-4-methylphenyl hydrazine hydrochloride,p-tolyl-hydrazine hydrochloride
IUPAC Name (4-methylphenyl)hydrazine;hydrochloride
InChI Key HMHWNJGOHUYVMD-UHFFFAOYSA-N
Molecular Formula C7H10N2·HCl
12

4-Fluorophenylhydrazine hydrochloride, 97%

CAS: 823-85-8 Molecular Formula: C6H8ClFN2 Molecular Weight (g/mol): 162.59 MDL Number: MFCD00012942 InChI Key: FEKUXLUOKFSMRO-UHFFFAOYSA-N Synonym: 4-fluorophenylhydrazine hydrochloride,4-fluorophenyl hydrazine hydrochloride,4-fluorophenylhydrazine hcl,1-4-fluorophenyl hydrazine hydrochloride,4-fluorophenyl hydrazine hcl,p-fluorophenylhydrazine hydrochloride,4-fluorphenyl hydrazine hydrochloride,4-fluorophenyl hydrazine monohydrochloride,p-fluorophenylhydrazine hcl,hydrazine, 4-fluorophenyl-, monohydrochloride PubChem CID: 69981 SMILES: [H+].[Cl-].NNC1=CC=C(F)C=C1

PubChem CID 69981
CAS 823-85-8
Molecular Weight (g/mol) 162.59
MDL Number MFCD00012942
SMILES [H+].[Cl-].NNC1=CC=C(F)C=C1
Synonym 4-fluorophenylhydrazine hydrochloride,4-fluorophenyl hydrazine hydrochloride,4-fluorophenylhydrazine hcl,1-4-fluorophenyl hydrazine hydrochloride,4-fluorophenyl hydrazine hcl,p-fluorophenylhydrazine hydrochloride,4-fluorphenyl hydrazine hydrochloride,4-fluorophenyl hydrazine monohydrochloride,p-fluorophenylhydrazine hcl,hydrazine, 4-fluorophenyl-, monohydrochloride
InChI Key FEKUXLUOKFSMRO-UHFFFAOYSA-N
Molecular Formula C6H8ClFN2
13

2,5-Dichlorophenylhydrazine, 98%, Thermo Scientific™

CAS: 305-15-7 Molecular Formula: C6H6Cl2N2 Molecular Weight (g/mol): 177.028 MDL Number: MFCD00007576 InChI Key: LZKWWERBNXLGLI-UHFFFAOYSA-N Synonym: 2,5-dichlorophenyl hydrazine,hydrazine, 2,5-dichlorophenyl,2,5-dichloro-phenyl-hydrazine,1-2,5-dichlorophenyl hydrazine,acmc-209hgk,wln: zmr bg eg,2,5-dichloro-phenylhydrazine,hydrazine,5-dichlorophenyl,0-15-00-00431 beilstein handbook reference PubChem CID: 9366 IUPAC Name: (2,5-dichlorophenyl)hydrazine SMILES: C1=CC(=C(C=C1Cl)NN)Cl

PubChem CID 9366
CAS 305-15-7
Molecular Weight (g/mol) 177.028
MDL Number MFCD00007576
SMILES C1=CC(=C(C=C1Cl)NN)Cl
Synonym 2,5-dichlorophenyl hydrazine,hydrazine, 2,5-dichlorophenyl,2,5-dichloro-phenyl-hydrazine,1-2,5-dichlorophenyl hydrazine,acmc-209hgk,wln: zmr bg eg,2,5-dichloro-phenylhydrazine,hydrazine,5-dichlorophenyl,0-15-00-00431 beilstein handbook reference
IUPAC Name (2,5-dichlorophenyl)hydrazine
InChI Key LZKWWERBNXLGLI-UHFFFAOYSA-N
Molecular Formula C6H6Cl2N2
15

3-Chlorophenylhydrazine hydrochloride, 97%

CAS: 2312-23-4 Molecular Formula: C6H7ClN2·HCl Molecular Weight (g/mol): 179.05 MDL Number: MFCD00012935 InChI Key: CRRIAWUJYMLJOE-UHFFFAOYSA-N Synonym: 3-chlorophenylhydrazine hydrochloride,3-chlorophenyl hydrazine hydrochloride,3-chloro phenyl hydrazine hydrochloride,m-chlorophenylhydrazine hydrochloride,hydrazine, 3-chlorophenyl-, monohydrochloride,1-3-chlorophenyl hydrazine hydrochloride,m-chlorophenylhydrazine hcl,3-chlorophenyl hydrazine hydrochloride 1:1,3-chlorophenyl hydrazinehydrochloride PubChem CID: 75331 IUPAC Name: (3-chlorophenyl)hydrazine;hydrochloride SMILES: C1=CC(=CC(=C1)Cl)NN.Cl

PubChem CID 75331
CAS 2312-23-4
Molecular Weight (g/mol) 179.05
MDL Number MFCD00012935
SMILES C1=CC(=CC(=C1)Cl)NN.Cl
Synonym 3-chlorophenylhydrazine hydrochloride,3-chlorophenyl hydrazine hydrochloride,3-chloro phenyl hydrazine hydrochloride,m-chlorophenylhydrazine hydrochloride,hydrazine, 3-chlorophenyl-, monohydrochloride,1-3-chlorophenyl hydrazine hydrochloride,m-chlorophenylhydrazine hcl,3-chlorophenyl hydrazine hydrochloride 1:1,3-chlorophenyl hydrazinehydrochloride
IUPAC Name (3-chlorophenyl)hydrazine;hydrochloride
InChI Key CRRIAWUJYMLJOE-UHFFFAOYSA-N
Molecular Formula C6H7ClN2·HCl