N,N-Dimethyl-1,4-benzenediamine

Modify Date: 2024-01-02 20:08:46

N,N-Dimethyl-1,4-benzenediamine Structure
N,N-Dimethyl-1,4-benzenediamine structure
 Common Name N,N-Dimethyl-1,4-benzenediamine
CAS Number 99-98-9 Molecular Weight 136.194
Density 1.0±0.1 g/cm3 Boiling Point 262.0±0.0 °C at 760 mmHg
Molecular Formula C8H12N2 Melting Point 34-36 °C(lit.)
MSDS Chinese USA Flash Point 90.6±0.0 °C
Symbol GHS06
GHS06		 Signal Word Danger

 Names

Name N,N-dimethyl-1,4-phenylenediamine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.0±0.1 g/cm3
Boiling Point 262.0±0.0 °C at 760 mmHg
Melting Point 34-36 °C(lit.)
Molecular Formula C8H12N2
Molecular Weight 136.194
Flash Point 90.6±0.0 °C
Exact Mass 136.100052
PSA 29.26000
LogP 0.75
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.607
Storage condition 2-8°C
Stability Stable. Incompatible with acid chlorides, acid anhydrides, strong acids, strong oxidizing agents. Combustible.
Water Solubility 11 g/L (20 ºC)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
ST0874000
CHEMICAL NAME :
p-Phenylenediamine, N,N-dimethyl-
CAS REGISTRY NUMBER :
99-98-9
LAST UPDATED :
199710
DATA ITEMS CITED :
27
MOLECULAR FORMULA :
C8-H12-N2
MOLECULAR WEIGHT :
136.22
WISWESSER LINE NOTATION :
ZR DN1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Human
DOSE/DURATION :
14 ug/kg
TOXIC EFFECTS :
Blood - hemorrhage Skin and Appendages - primary irritation (after topical exposure) Skin and Appendages - dermatitis, allergic (after topical exposure)
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Behavioral - tremor Behavioral - convulsions or effect on seizure threshold
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
21 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - excitement
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - coma
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
30 mg/kg
TOXIC EFFECTS :
Behavioral - tremor Behavioral - convulsions or effect on seizure threshold
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
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
84 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
10 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - excitement
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
51 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
20 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Cardiac - pulse rate increase, without fall in BP Lungs, Thorax, or Respiration - respiratory stimulation
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
150 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - coma
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
500 ppb
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - excitement Lungs, Thorax, or Respiration - dyspnea
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
60 mg/kg
TOXIC EFFECTS :
Behavioral - general anesthetic Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - cyanosis
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - excitement
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
60 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - coma
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
240 ppb
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - excitement Lungs, Thorax, or Respiration - dyspnea
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
500 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
45 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - excitement
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Cardiac - pulse rate increase, without fall in BP Lungs, Thorax, or Respiration - respiratory stimulation
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
649 mg/kg/11D-C
TOXIC EFFECTS :
Liver - changes in liver weight Endocrine - other changes Nutritional and Gross Metabolic - weight loss or decreased weight gain

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Lung
DOSE/DURATION :
10 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 241,175,1990 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7141 No. of Facilities: 10 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 50 (estimated) No. of Female Employees: 50 (estimated)

 Safety Information

Symbol GHS06
GHS06
Signal Word Danger
Hazard Statements H301 + H311 + H331
Precautionary Statements P261-P280-P301 + P310-P311
Personal Protective Equipment Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes T:Toxic;
Risk Phrases R23/24/25;R36/37/38
Safety Phrases S28-S45-S36/37/39-S26
RIDADR UN 2811 6.1/PG 2
WGK Germany 3
RTECS ST0874000
Packaging Group II
Hazard Class 6.1
HS Code 2818300000

 Synthetic Route

 Customs

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%

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 Synonyms

N,N-DIMETHYL-P-PHENYLENEDIAMINE
N,N-Dimethyl-1,4-benzenediamine
EINECS 202-807-5
N,N-Dimethylbenzene-1,4-diamine
4-N,4-N-dimethylbenzene-1,4-diamine
1,4-Benzenediamine, N,N-dimethyl-
N,N-Dimethyl-1,4-phenylenediamine
MFCD00007860
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