p-Dimethylaminoaniline dihydrochloride

Modify Date: 2026-06-29 20:04:18

p-Dimethylaminoaniline dihydrochloride Structure
p-Dimethylaminoaniline dihydrochloride structure
Common Name p-Dimethylaminoaniline dihydrochloride
CAS Number 536-46-9 Molecular Weight 209.116
Density 0.94g/cm3 Boiling Point 211.6ºC at 760mmHg
Molecular Formula C8H14Cl2N2 Melting Point 222 °C (dec.)(lit.)
MSDS Chinese USA Flash Point 84.2ºC
Symbol GHS06
GHS06
Signal Word Danger

 Use of p-Dimethylaminoaniline dihydrochloride


N,N-Dimethyl-p-phenylenediamine dihydrochloride is a biochemical reagent that can be used as a biological material or organic compound for life science related research.

 Names

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

Name n,n-dimethyl-p-phenylenediamine monohydrochloride
Synonym More Synonyms

 p-Dimethylaminoaniline dihydrochloride Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description N,N-Dimethyl-p-phenylenediamine dihydrochloride is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Related Catalog

 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.

Density 0.94g/cm3
Boiling Point 211.6ºC at 760mmHg
Melting Point 222 °C (dec.)(lit.)
Molecular Formula C8H14Cl2N2
Molecular Weight 209.116
Flash Point 84.2ºC
Exact Mass 208.053406
PSA 29.26000
LogP 3.52000
InChIKey PXJHVKRLFWZUNV-UHFFFAOYSA-N
SMILES CNc1ccc(NC)cc1.Cl.Cl
Storage condition −20°C

 MSDS

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

Name: N N-Dimethyl-P-Phenylenediamine Dihydrochloride 99% Material Safety Data Sheet
Synonym: USAF EK-742
CAS: 536-46-9
Section 1 - Chemical Product MSDS Name:N N-Dimethyl-P-Phenylenediamine Dihydrochloride 99% Material Safety Data Sheet
Synonym:USAF EK-742

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
536-46-9 N,N-Dimethyl-p-Phenylenediamine Dihydr 99 208-635-7
Hazard Symbols: T
Risk Phrases: 23/24/25

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Toxic by inhalation, in contact with skin and if swallowed.Hygroscopic (absorbs moisture from the air).Light sensitive.The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
May cause eye irritation. The toxicological properties of this material have not been fully investigated.
Skin:
May cause skin irritation. The toxicological properties of this material have not been fully investigated.
Ingestion:
May cause digestive tract disturbances. The toxicological properties of this substance have not been fully investigated.
Inhalation:
May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
Chronic:
No information found.

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 immediately.
Skin:
Get medical aid immediately. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Wash clothing before reuse.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Never give anything by mouth to an unconscious person. Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
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 agent most appropriate to extinguish fire. Do NOT get water inside containers. Use water spray, dry chemical, carbon dioxide, or appropriate foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions.
Provide ventilation. Do not get water inside containers.

Section 7 - HANDLING and STORAGE
Handling:
Wash thoroughly after handling. Wash hands before eating. Use only in a well-ventilated area. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Store protected from light.
Do not allow contact with water. Wash clothing before reuse.
Storage:
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture. Store protected from light.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 536-46-9: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
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: Chunks
Color: off-white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 222 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: N/A
Explosion Limits, upper: N/A
Decomposition Temperature:
Solubility in water: freely soluble
Specific Gravity/Density:
Molecular Formula: C8H12N2.2HCl
Molecular Weight: 209.12

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, light, moisture.
Incompatibilities with Other Materials:
Strong oxidizing agents, acids, acid chlorides, acid anhydrides.
Hazardous Decomposition Products:
Hydrogen chloride, nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 536-46-9: ST1300000 LD50/LC50:
Not available.
Carcinogenicity:
N,N-Dimethyl-p-Phenylenediamine Dihydrochloride - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.

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

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: T
Risk Phrases:
R 23/24/25 Toxic by inhalation, in contact with skin
and if swallowed.
Safety Phrases:
S 28A After contact with skin, wash immediately with
plenty of water.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 536-46-9: No information available.
Canada
CAS# 536-46-9 is listed on Canada's DSL List.
CAS# 536-46-9 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 536-46-9 is listed on the TSCA inventory.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
ST1300000
CHEMICAL NAME :
p-Phenylenediamine, N,N-dimethyl-, dihydrochloride
CAS REGISTRY NUMBER :
536-46-9
LAST UPDATED :
199701
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C8-H12-N2.2Cl-H
MOLECULAR WEIGHT :
209.14
WISWESSER LINE NOTATION :
ZR DN1&1 &GH 2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
25 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD404-218 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83511 No. of Facilities: 28 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 700 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83511 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 28 (estimated)

 Safety Information

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

Symbol GHS06
GHS06
Signal Word Danger
Hazard Statements H300-H311 + H331-H319
Precautionary Statements P261-P264-P280-P301 + P310-P305 + P351 + P338-P311
Personal Protective Equipment Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes T:Toxic;
Risk Phrases R23/24/25
Safety Phrases S36/37-S45
RIDADR UN 2811 6.1/PG 2
WGK Germany 3
RTECS ST1750000
Packaging Group III
Hazard Class 6.1
HS Code 2921590090

 Precursor & DownStream

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

Precursor  0

DownStream  7

 Customs

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

HS Code 2921590090
Summary 2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Articles25

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

A colourimetric sensor for the simultaneous determination of oxidative status and antioxidant activity on the same membrane: N,N-dimethyl-p-phenylene diamine (DMPD) on Nafion.

Anal. Chim. Acta 865 , 60-70, (2015)

A colourimetric sensor capable of simultaneously measuring oxidative status (OS) in terms of the hazard produced by reactive oxygen species (ROS) and antioxidant activity (AOA) in regard to ROS-scaven...

Purification and characterization of a novel laccase from the mushroom Pleurotus nebrodensis.

Acta Biochim. Pol. 59(3) , 407-12, (2012)

A novel laccase with a molecular mass of 64 kDa and the N-terminal sequence AIGPDDTINF was isolated from fresh fruiting bodies of the mushroom Pleurotus nebrodensis. The purification protocol comprise...

Heterogeneity of sulfated microdomains within basement membranes of pulmonary airway epithelium.

Am. J. Respir. Cell. Mol. Biol. 10(4) , 462-9, (1994)

The purpose of this study was to determine whether the cytochemically defined distribution of sulfated macromolecules is significantly different in microdomains of basement membranes (BMs) associated ...

 Synonyms

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

DIMETHYLAMINOANILINE
EINECS 218-146-0
4-Amino-N,N-dimethylaniline dihydrochloride
DMPPDA.2HCl
N,NDimethylPPhenylenediamineDihclGr
N,N-Dimethyl-p-phenylenediami
1,4-benzenediamine, N,N-dimethyl-, dihydrochloride
N,N-Dimethylbenzene-1,4-diamine dihydrochloride
DMPPDA 2HCL
NNDIMETHYLPARAPHENYLENEDIAMINE
N,N-dimethyl-1,4-phenylenendiamine dihydrochloride
N,N-DIMETHYL-P-PHENYLENEDIAMINE DI HCL
4-Dimethylaminoaniline Dihydrochloride
N,N-Dimethyl-p-phenylenediamine dihydrochloride
N,N'-(dimethylamino)-1,4-phenylenediamine dihydrochloride
MFCD00012990
usafek-7423
N,N-DIMETHYL-P-PHENYLENEDIAMINE 2HCL
N,N,-dimethyl-p-phenylenediamine dihydrochloride
N,N-Dimethyl-p-phenylenediammonium Dichloride
1,4-(N,N-dimethyl)phenylenediamine dihydrochloride
N,N-dimethyl-1,4-phenylenediamine dihydrochloride
DMPPDA2HC1
p-Dimethylaminoaniline dihydrochloride
DMPD 2HCL
1,4-Benzenediamine, N,N-dimethyl-, hydrochloride (1:2)
N,N-Dimethyl-1,4-benzenediamine dihydrochloride

 p-Dimethylaminoaniline dihydrochloride | FAQ

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

Q: What is the melting point of n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: Melting point of n,n-dimethyl-p-phenylenediamine monohydrochloride is 222 °C (dec.)(lit.).
Q: What are the uses of n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: Main uses of n,n-dimethyl-p-phenylenediamine monohydrochloride: N,N-Dimethyl-p-phenylenediamine dihydrochloride is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Q: What is the LogP of n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: LogP of n,n-dimethyl-p-phenylenediamine monohydrochloride is 3.52000.
Q: What is the polar surface area (PSA) of n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: Polar surface area (PSA) of n,n-dimethyl-p-phenylenediamine monohydrochloride is 29.26000.
Q: What are the storage conditions for n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: Storage conditions for n,n-dimethyl-p-phenylenediamine monohydrochloride: −20°C.
Q: What is the SMILES notation of n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: SMILES notation of n,n-dimethyl-p-phenylenediamine monohydrochloride is CNc1ccc(NC)cc1.Cl.Cl.
Q: What is the English name of n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: The English name of n,n-dimethyl-p-phenylenediamine monohydrochloride is n,n-dimethyl-p-phenylenediamine monohydrochloride.
Q: What are the downstream products of n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: Related downstream products(CAS) of n,n-dimethyl-p-phenylenediamine monohydrochloride: 225091-66-7;92-31-9;18523-44-9;58402-54-3;2150-58-5;22283-43-8;3009-34-5.
Q: What is the CAS number of n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: CAS number of n,n-dimethyl-p-phenylenediamine monohydrochloride is 536-46-9.
Q: What is the boiling point of n,n-dimethyl-p-phenylenediamine monohydrochloride?
A: Boiling point of n,n-dimethyl-p-phenylenediamine monohydrochloride is 211.6ºC at 760mmHg.

 p-Dimethylaminoaniline dihydrochloridefactory

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.
Henan Tianfu Chemical Co., Ltd.
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