N,N-Dimethylaniline

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Names

[ CAS No. ]:
121-69-7

[ Name ]:
N,N-Dimethylaniline

[Synonym ]:
N,N-Dimethylbenzeneamine
aniline, N,N-dimethyl-
dimethylphenylamine
dimethylaniline
Benzenamine,N,N-dimethyl
N,N-Dimethylbenzenamine
N,N-Dimethylphenylamine
MFCD00008304
N,N-Dimethylaniline
Aniline,N,N-dimethyl
phenyldimethylamine
Benzenamine, N,N-dimethyl-
Dimethylaniline, N,N-
N,N-dimethyl-Benzenamine
Dimethylaniline, N-N-
N,N-DIMETHYL-ANILINE
EINECS 204-493-5

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
193.5±0.0 °C at 760 mmHg

[ Melting Point ]:
1.5-2.5 °C(lit.)

[ Molecular Formula ]:
C₈H₁₁N

[ Molecular Weight ]:
121.180

[ Flash Point ]:
62.8±0.0 °C

[ Exact Mass ]:
121.089149

[ PSA ]:
3.24000

[ LogP ]:
2.33

[ Vapour density ]:
3 (vs air)

[ Vapour Pressure ]:
0.5±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.550

[ Stability ]:
Stable. Incompatible with strong oxidizing agents, strong acids, acid chlorides, acid anhydrides, chloroformates, halogens. Combustible.

[ Water Solubility ]:
1 g/L (20 ºC)

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: BX4725000

CHEMICAL NAME :: Aniline, N,N-dimethyl-

CAS REGISTRY NUMBER :: 121-69-7

LAST UPDATED :: 199712

DATA ITEMS CITED :: 58

MOLECULAR FORMULA :: C8-H11-N

MOLECULAR WEIGHT :: 121.20

WISWESSER LINE NOTATION :: 1N1&R

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Open irritation test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human

DOSE/DURATION :: 50 mg/kg

TOXIC EFFECTS :: Gastrointestinal - nausea or vomiting Gastrointestinal - other changes

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1410 uL/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 250 mg/m3/4H

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - excitement

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 100 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 :: Rodent - mouse

DOSE/DURATION :: 350 mg/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 :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 1770 uL/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 32500 mg/kg/13W-I

TOXIC EFFECTS :: Kidney, Ureter, Bladder - other changes Blood - changes in spleen Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 16250 mg/kg/13W-I

TOXIC EFFECTS :: Liver - other changes Blood - changes in bone marrow (not otherwise specified) Blood - changes in spleen

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 10700 ug/m3/5H/17W-I

TOXIC EFFECTS :: Blood - pigmented or nucleated red blood cells Blood - methemoglobinemia-carboxyhemoglobin Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - catalases

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 300 ug/m3/24H/14W-C

TOXIC EFFECTS :: Behavioral - muscle contraction or spasticity Blood - methemoglobinemia-carboxyhemoglobin Blood - changes in erythrocyte (RBC) count

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 32500 mg/kg/13W-I

TOXIC EFFECTS :: Blood - changes in spleen

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 32500 mg/kg/13W-I

TOXIC EFFECTS :: Liver - other changes Kidney, Ureter, Bladder - other changes Blood - changes in spleen

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 15450 mg/kg/2Y-C

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Endocrine - tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 15450 mg/kg/2Y-C

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Endocrine - tumors

TYPE OF TEST :: DNA damage

TYPE OF TEST :: DNA damage

MUTATION DATA

TYPE OF TEST :: Sister chromatid exchange

TEST SYSTEM :: Rodent - hamster Ovary

REFERENCE :: EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 13,60,1989 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-STEL 50 mg/m3 (10 ppm) (skin) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 25 mg/m3 (5 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 57,337,1993 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 57,337,1993 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 57,337,1993 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Gen Indu):8H TWA 5 ppm (25 mg/m3) (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 5 ppm (25 mg/m3) (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 5 ppm (25 mg/m3) (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 5 ppm (25 mg/m3) (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 5 ppm (25 mg/m3);STEL 10 ppm (50 mg/m3);Skin JAN 1993 OEL-BELGIUM:TWA 5 ppm (25 mg/m3);STEL 10 ppm (50 mg/m3);Skin JAN 1993 OEL-DENMARK:TWA 5 ppm (25 mg/m3);Skin JAN 1993 OEL-FINLAND:TWA 5 ppm (25 mg/m3);STEL 10 ppm (50 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 5 ppm (25 mg/m3);Skin JAN 1993 OEL-GERMANY:TWA 5 ppm (25 mg/m3) JAN 1993 OEL-HUNGARY:TWA 5 mg/m3;STEL 10 mg/m3;Skin JAN 1993 OEL-THE NETHERLANDS:TWA 5 ppm (25 mg/m3);Skin JAN 1993 OEL-THE PHILIPPINES:TWA 5 ppm (25 mg/m3) JAN 1993 OEL-POLAND:TWA 5 mg/m3 JAN 1993 OEL-RUSSIA:STEL 0.2 mg/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 5 ppm (25 mg/m3);STEL 10 ppm (50 mg/m3);Skin JAN 1993 OEL-UNITED KINGDOM:TWA 5 ppm (25 mg/m3);STEL 10 ppm;Skin JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO DIMETHYLANILINE-air:10H TWA 5 ppm (Sk);STEL 10 ppm (Sk) REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 26335 No. of Facilities: 100 (estimated) No. of Industries: 4 No. of Occupations: 10 No. of Employees: 2456 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 26335 No. of Facilities: 1428 (estimated) No. of Industries: 15 No. of Occupations: 27 No. of Employees: 30480 (estimated) No. of Female Employees: 7448 (estimated)

Safety Information

[ Symbol ]:

GHS06, GHS08, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H301 + H311 + H331-H351-H411

[ Precautionary Statements ]:
P261-P273-P280-P301 + P310 + P330-P302 + P352 + P312-P403 + P233

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
T:Toxic

[ Risk Phrases ]:
R23/24/25;R40;R51/53

[ Safety Phrases ]:
S53-S45-S61-S36/37-S28A-S28

[ RIDADR ]:
UN 2253 6.1/PG 2

[ WGK Germany ]:
3

[ RTECS ]:
BX4725000

[ Packaging Group ]:
II

[ Hazard Class ]:
6.1

[ HS Code ]:
2921492000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

4-Dimethylaminobenzonitrile
Formaldehyde
N-Methylaniline
Methanol
Triethoxysilane
4-Iodo-N,N-dimethylaniline
Triphenylsilane
4-Bromo-N,N-dimethylaniline
nitrobenzene

DownStream

N,N-dimethyl-4-(2-phenyl-1,3-dithian-2-yl)aniline
3-[4-(dimethylamino)phenyl]-4-hydroxycyclobut-3-ene-1,2-dione
2-Butenedioic acid,2-chloro-, diethyl ester, (2Z)- (9CI)
N-methyl-N-((1-methyl-1H-indol-3-yl)methyl)aniline
(N-methylanilino)methanol
N-(tert-butylperoxymethyl)-N-methylaniline
N-Methylformanilide
N-Methylaniline
Methyl(4-dimethylaminophenyl)cyanocarbonimido-dithioate
5-chloropentoxymethylbenzene

Customs

[ HS Code ]: 2921492000

[ Summary ]:
2921492000 n,n-dimethylaniline。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。Lowest tariff:6.5%。General tariff:20.0%

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