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Phenylhydrazine hydrochloride

HCID 60962
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Basic information

CAS
27140-08-5
Standard SMILES
Cl.NNc1ccccc1
InChIKey
JOVOSQBPPZZESK-UHFFFAOYSA-N
Molecular formula
C6H8N2.ClH
Average molar mass
144.6 g/mol
Monoisotopic mass
144.045426

Overview

Phenylhydrazine hydrochloride is a white to tan solid with a weak aromatic odor. (EPA, 1998)

Names & identifiers

Preferred name
Phenylhydrazine hydrochloride
IUPAC
phenylhydrazine;hydrochloride
English name
phenylhydrazine hydrochloride
Molecular formula
C6H9ClN2
Molecular weight
144.6

Names & synonyms

PHENYLHYDRAZINE HYDROCHLORIDE59-88-1Phenylhydrazinium chloridePhenylhydrazine-HClPhenylhydrazine monohydrochlorideHydrazine, phenyl-, monohydrochloridePhenylhydrazin hydrochloridHydrazine, phenyl-, hydrochlorideDTXSID3021148H7QFK49SVDHydrazine, phenyl-, hydrochloride (1:1)NSC-5710
Show more names
Phenylhydrazine/hydrochloric acid,(1:x)
DTXCID701148CHEBI:136540RefChem:173074200-444-7248-259-0PHENYLHYDRAZINE HCLPhenylhydrazine.HCl27140-08-5

Database identifiers

CAS
27140-08-5、59-88-1
PubChem CID
60962
DTXSID
DTXSID3021148
ChEMBL
CHEMBL3182475
ChEBI
CHEBI:136540
UNII
H7QFK49SVD
EC Number
200-444-7、248-259-0

Properties

Computed structural properties

Topological polar surface area
38.1 Ų
Hydrogen bond donors
3
Hydrogen bond acceptors
2
Rotatable bonds
1
Heavy atoms
9
Formal charge
0
Complexity
57.5

Experimental & physicochemical properties

Chemical Classes · 2 items

Nitrogen Compounds -> Hydrazines

Flammable agents - 2nd degree

DensityGreater than 1 at 68 °F (EPA, 1998)
Boiling PointNot pertinent; it decomposes (EPA, 1998)
Melting Point469 to 475 °F (EPA, 1998)
Physical Description · 2 items

Phenylhydrazine hydrochloride is a white to tan solid with a weak aromatic odor. (EPA, 1998)

White to tan solid with a mild aromatic odor; [CAMEO] White powder; [Alfa Aesar MSDS]

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 6 items

Danger

H301: Toxic if swallowed [Danger Acute toxicity, oral]

P203, P260, P261, P262, P264, P264+P265, P270, P271, P272, P273, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P316, P318, P319, P321, P330, P332+P317, P333+P317, P337+P317, P361+P364, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)

Danger

H301: Toxic if swallowed [Danger Acute toxicity, oral]

P203, P260, P261, P262, P264, P264+P265, P270, P271, P272, P273, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P316, P318, P319, P321, P330, P332+P317, P333+P317, P337+P317, P361+P364, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)

Hazard information

Regulatory Information · 5 items

Chemical: Hydrazine, phenyl-, hydrochloride (1:1)

Hazard Traits - Carcinogenicity

Hazard Traits - Carcinogenicity

Phenylhydrazinium chloride: Does not have an individual approval but may be used under an appropriate group standard

The New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)

Other Safety InformationIMAP assessments - Phenylhydrazine and its monohydrochloride: Human health tier II assessment
Fire HazardsToxic and irritating hydrogen chloride and oxides of nitrogen may be produced in fire. May be corrosive to metals. Hazardous polymerization may not occur. (EPA, 1998)
Health Hazards · 1 item

This material is poisonous if swallowed or if fumes are inhaled. Dust is irritating to eyes, nose, and throat. Phenylhydrazine is a chronic poison. Phenylhydrazine is an industrial substance suspect of carcinogenic potential for humans. (EPA, 1998)

Chemistry & industry

Pharmacology

MeSH Pharmacological ClassificationElectron-accepting molecules in chemical reactions in which electrons are transferred from one molecule to another (OXIDATION-REDUCTION).

Uses & manufacturing

UsesUsed to make dyes, antipyrine, and nitron (explosives stabilizer); as a reagent for sugars, aldehydes, and ketones; and as a therapeutic hemolytic; [Merck Index]
General Manufacturing InformationHydrazine, phenyl-, hydrochloride (1:1): ACTIVE

Additional notes

DefinitionChEBI: Phenylhydrazine hydrochloride is a hydrochloride resulting from the reaction of equimolar amounts of phenylhydrazine and hydrogen chloride. It contains a phenylhydrazine.

Related reactions

110 records
New reaction record
HRID 1435 reaction equation
HRID 1435As reactantuspto-grants-1998_03
HRID 65624 reaction equation
HRID 65624As reactantuspto-grants-1978_12
HRID 240805 reaction equation
HRID 240805As reactantuspto-grants-2014_02
HRID 359025 reaction equation
HRID 359025As reactantuspto-grants-1991_03
HRID 366382 reaction equation
HRID 366382As reactantuspto-grants-2000_10
HRID 402756 reaction equation
HRID 402756As reactantuspto-grants-2014_06
HRID 402759 reaction equation
HRID 402759As reactantuspto-grants-2014_06
HRID 414767 reaction equation
HRID 414767As reactantuspto-grants-1988_12
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Compound notes

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Hazards Summary · 1 item

Causes cyanosis, corrosion, and weight loss in dermal lethal-dose studies of rabbits; Causes methemoglobinemia, respiratory stimulation, and normocytic anemia in intraperitoneal lethal-dose studies of rats; [RTECS] Overexposure may cause skin sensitization, hemolytic anemia, dyspnea, cyanosis, jaundice, kidney injury, vascular thrombosis, and occupational cancer; [Merck Index] An irritant and chronic poison; Ingestion may cause jaundice, anorexia, nausea, vascular thrombosis, anemia, and liver injury; [CHRIS] A skin and strong eye irritant; May cause skin sensitization; Toxic by ingestion, inhalation, and skin absorption; Risk of irreversible adverse health effects; Suspected to cause genetic defects and cancer; [Alfa Aesar MSDS] See Phenylhydrazine.

Reactive GroupAzo, Diazo, Azido, Hydrazine, and Azide Compounds
Reactivity ProfilePHENYLHYDRAZINE HYDROCHLORIDE may be corrosive to metals (USCG, 1999).
Air and Water ReactionsForms corrosive acidic solutions.
Hazard Classes and Categories · 6 items

Acute Tox. 3 (96.1%)

Carcinogenicity - category 1B

Acute toxicity - category 3

Self-reactive substances and mixtures - Type G

Flammable agents - 2nd degree

Carc. 1B

Lower Explosive Limit (LEL)Combustible. (EPA, 1998)
Upper Explosive Limit (UEL)Combustible. (EPA, 1998)

Safety & protection

Fire FightingWear goggles and self-contained breathing apparatus.
First AidWarning: Phenylhydrazine hydrochloride is highly irritating to eyes, nose, and throat. Caution is advised.
Nonfire Spill Response · 1 item

Avoid contact with solid and dust. Restrict access. Disperse and flush. (Non-Specific -- Phenylhydrazine) Keep unnecessary people away; isolate hazard area and deny entry. Stay upwind; keep out of low areas. Do not touch spilled material; stop leak if you can do it without risk.

Protective Action Criteria (PAC) · 3 items

22 [mg/m3]

250 [mg/m3]

1500 [mg/m3]

Personal Protective Equipment (PPE) · 1 item

For emergency situations, wear a positive pressure, pressure-demand, full facepiece self-contained breathing apparatus (SCBA) or pressure- demand supplied air respirator with escape SCBA and a fully-encapsulating, chemical resistant suit. (EPA, 1998)

Toxicology

Adverse EffectsOccupational hepatotoxin - Secondary hepatotoxins: the potential for toxic effect in the occupational setting is based on cases of poisoning by human ingestion or animal experimentation.