(2,3-Dimethylphenyl)hydrazine hydrochloride

Modify Date: 2026-07-18 16:36:49

(2,3-Dimethylphenyl)hydrazine hydrochloride Structure
(2,3-Dimethylphenyl)hydrazine hydrochloride structure
Common Name (2,3-Dimethylphenyl)hydrazine hydrochloride
CAS Number 56737-75-8 Molecular Weight 172.65500
Density N/A Boiling Point 238.7ºC at 760 mmHg
Molecular Formula C8H13ClN2 Melting Point 210ºC
MSDS N/A Flash Point 112.3ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2,3-dimethylphenylhydrazine hydrochloride
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Boiling Point 238.7ºC at 760 mmHg
Melting Point 210ºC
Molecular Formula C8H13ClN2
Molecular Weight 172.65500
Flash Point 112.3ºC
Exact Mass 172.07700
PSA 38.05000
LogP 3.16430
InChIKey UKAYNIJBIXNDDJ-UHFFFAOYSA-N
SMILES Cc1cccc(NN)c1C.Cl

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

Name: 1-(2 3-Dimethylphenyl)hydrazine hydrochloride 97% Material Safety Data Sheet
Synonym:
CAS: 56737-75-8
Section 1 - Chemical Product MSDS Name:1-(2 3-Dimethylphenyl)hydrazine hydrochloride 97% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
56737-75-8 1-(2,3-Dimethylphenyl)hydrazine hydroc 97% unlisted
Hazard Symbols: XN
Risk Phrases: 20/21/22

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Harmful by inhalation, in contact with skin and if swallowed.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. Harmful if absorbed through the skin.
Ingestion:
Harmful if swallowed. May cause irritation of the digestive tract.
Inhalation:
Harmful if inhaled. May cause respiratory tract irritation.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.

Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 56737-75-8: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Solid
Color: tan
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 210 - 212 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: Not available.
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C8H13ClN2
Molecular Weight: 173

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Oxidizing agents, bases, acid chlorides.
Hazardous Decomposition Products:
Hydrogen chloride, chlorine, nitrogen oxides, carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 56737-75-8 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
1-(2,3-Dimethylphenyl)hydrazine hydrochloride - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION


Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION

IATA
Shipping Name: TOXIC SOLID, ORGANIC, N.O.S.*
Hazard Class: 6.1
UN Number: 2811
Packing Group: III
IMO
Shipping Name: TOXIC SOLID, ORGANIC, N.O.S.
Hazard Class: 6.1
UN Number: 2811
Packing Group: III
RID/ADR
Shipping Name: TOXIC SOLID, ORGANIC, N.O.S.
Hazard Class: 6.1
UN Number: 2811
Packing group: III

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XN
Risk Phrases:
R 20/21/22 Harmful by inhalation, in contact with
skin and if swallowed.
Safety Phrases:
S 36/37 Wear suitable protective clothing and
gloves.
WGK (Water Danger/Protection)
CAS# 56737-75-8: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 56737-75-8 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 56737-75-8 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases 26-36/37/39
RTECS MV3262500
HS Code 2928000090

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  0

DownStream  2

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2928000090
Summary 2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

MFCD00013380
2,3-DIMETHYLPHENYLHYDRAZINE HCL
3-Hydrazino-o-xylene hydrochloride

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular formula of 2,3-dimethylphenylhydrazine hydrochloride?
A: Molecular formula of 2,3-dimethylphenylhydrazine hydrochloride is C8H13ClN2.
Q: What is the InChIKey of 2,3-dimethylphenylhydrazine hydrochloride?
A: InChIKey of 2,3-dimethylphenylhydrazine hydrochloride is UKAYNIJBIXNDDJ-UHFFFAOYSA-N.
Q: What is the boiling point of 2,3-dimethylphenylhydrazine hydrochloride?
A: Boiling point of 2,3-dimethylphenylhydrazine hydrochloride is 238.7ºC at 760 mmHg.
Q: What is the polar surface area (PSA) of 2,3-dimethylphenylhydrazine hydrochloride?
A: Polar surface area (PSA) of 2,3-dimethylphenylhydrazine hydrochloride is 38.05000.
Q: What are the downstream products of 2,3-dimethylphenylhydrazine hydrochloride?
A: Related downstream products(CAS) of 2,3-dimethylphenylhydrazine hydrochloride: 792953-00-5;84401-19-4.
Q: What is the CAS number of 2,3-dimethylphenylhydrazine hydrochloride?
A: CAS number of 2,3-dimethylphenylhydrazine hydrochloride is 56737-75-8.
Q: What is the LogP of 2,3-dimethylphenylhydrazine hydrochloride?
A: LogP of 2,3-dimethylphenylhydrazine hydrochloride is 3.16430.
Q: What English synonyms does 2,3-dimethylphenylhydrazine hydrochloride have?
A: English synonyms of 2,3-dimethylphenylhydrazine hydrochloride: MFCD00013380, 2,3-DIMETHYLPHENYLHYDRAZINE HCL, 3-Hydrazino-o-xylene hydrochloride.
Q: What is the molecular weight of 2,3-dimethylphenylhydrazine hydrochloride?
A: Molecular weight of 2,3-dimethylphenylhydrazine hydrochloride is 172.65500.
Q: What is the safety information for 2,3-dimethylphenylhydrazine hydrochloride?
A: Safety information for 2,3-dimethylphenylhydrazine hydrochloride: 26-36/37/39.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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