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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: M-tetramethylxylene isocyanate
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2094-99-7

2094-99-7 structure

2094-99-7 structure

Name: M-tetramethylxylene isocyanate
Chemical Name: 1-(2-isocyanatopropan-2-yl)-3-prop-1-en-2-ylbenzene
CAS Number: 2094-99-7
Molecular Formula: C₁₃H₁₅NO
Molecular Weight: 201.26400
Catalog: Chemical reagent Organic reagent Cyanate ester / isocyanate
Create Date: 2018-12-18 13:03:47
Modify Date: 2026-07-01 12:19:31

Name	1-(2-isocyanatopropan-2-yl)-3-prop-1-en-2-ylbenzene
Synonyms	ALPHA,ALPHA-DIMETHYL META-ISOPROPENYL BENZYL ISOCYANATE Benzene, 1-(1-isocyanato-1-methylethyl)-3-(1-methylethenyl) 3-(1-Methylethenyl)-α,α-dimethylbenzyl isocyanate m-Isopropenyl-α,α-dimethylbenzyl isocyanate 1-(1-isocyanato-1-methylethyl)-3-(1-methylethenyl)-benzene 3 Isopropenyl alpha,alpha dimethylbenzyl,3Isopropenylalpha,alphadimethylbenzyl 1-(1-isocyanato-1-methylethyl)-3-(1-methylethenyl)benzene EINECS 402-440-2 MFCD00080490 ISOCYANIC ACID 3-ISOPROPENYL-ALPHA,ALPHA-DIMETHYLBENZYL ESTER Isocyanic Acid 3-Isopropenylcumyl Ester Isocyanic Acid 3-Isopropenyl-alpha,alpha-dimethylbenzyl Ester 3-Isopropenylcumyl Isocyanate 1-(1-isocyanato-1-methylethyl)-3-(1-methylethenyl)-benzen ALPHA,ALPHA-DIMETHYL BETA-ISOPROPENYL BENZYL ISOCYANATE 3-isopropenyl-N-isopropylidene-benzamide 1-(1-isocyanato-1-methyl-ethyl)-3-isopropenyl-benzene 3-ISOPROPENYL-ALPHA ALPHA-DIMETHYLBENZYL ISOCYANATE 2-(3-(prop-1-en-2-yl)phenyl)prop-2-yl isocyanate alpha,alpha-dimethyl-m-isopropenylbenzylisocyanate 3-isopropenyl-α,α-dimethylbenzyl isocyanate Isocyanic Acid 3-Isopropenyl-α,α-dimethylbenzyl Ester 3-[(Prop-1-en-2-yl)phenyl]prop-2-yl isocyanate ALPHA ALPHA-DIMETHYL-3-ISOPROPENYLBENZYL ISOCYANATE ISOCYANIC ACID 3-ISOPROPENYLCUMYL ESTER 3-Isopropenyl-alpha,alpha-dimethylbenzyl, 10 mM in DMSO 3-ISOPROPENYLCUMYL ISOCYANATE 3-Isopropenylcumyl Isocyanate 3-Isopropenyl-7-isocyanatocumene m-tmi 3-ISOPROPENYL-ALPHA,ALPHA-DIMETHYLBENZYL ISOCYANATE m-tetramethylxyleneisocyanate 3-Isopropenyl-alpha,alpha-diMethylbenzyl isocyanate , contains <=200 ppM BHT as inhibitor a, a-Dimethyl 3-isopropenylbenzyl isocyanate 1-(1-isocyanato-1-methylethyl)-3-(1-methylethenyl)-Benzene 3-Isopropenyl-α,α-dimethylbenzylIsocyanate> 1-[3-(1-Methylethenyl)phenyl]-1-methylethyl isocyanate 3-Isopropenyl-α,α-dimethylbenzyl Isocyanate α,α-Dimethyl-3-(1-methylethenyl)benzyl isocyanate 2-(3-isopropenyl-phenyl)-2-methyl-ethylisocyanate Isocyanic Acid 3-Isopropenylcumyl Ester N-propan-2-ylidene-3-prop-1-en-2-yl-benzamide 1-methyl-1-[3-(1-methylethenyl)phenyl]ethyl isocyanate isocyanicacid,m-isopropenyl-alpha,alpha-dimethylbenzylester 3-Isopropenyl-alpha,alpha-dimethylbenzyl

Density	1.018 g/mL at 25 °C(lit.)
Boiling Point	268-271 °C(lit.)
Molecular Formula	C₁₃H₁₅NO
Molecular Weight	201.26400
Flash Point	>230 °F
Exact Mass	201.11500
PSA	29.43000
LogP	3.29060
Vapour Pressure	0.00723mmHg at 25°C
Index of Refraction	n20/D 1.53(lit.)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DA3685000

CHEMICAL NAME :: Benzene, 1-(1-isocyanato-1-methylethyl)-3-(1-methylethenyl)-

CAS REGISTRY NUMBER :: 2094-99-7

LAST UPDATED :: 199712

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C13-H15-N-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3100 ug/kg

TOXIC EFFECTS :: Gastrointestinal - gastritis Gastrointestinal - other changes

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0546191

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >2 gm/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: OTS0546191

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 750 mg/m3/1H

TOXIC EFFECTS :: Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Lungs, Thorax, or Respiration - chronic pulmonary edema Gastrointestinal - changes in structure or function of salivary glands

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,43,1990

Symbol	GHS05, GHS06, GHS08, GHS09
Signal Word	Danger
Hazard Statements	H314-H317-H330-H334-H373-H410
Precautionary Statements	P260-P280-P284-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338-P342 + P311-P403 + P233
Personal Protective Equipment	Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	T+: Very toxic;N: Dangerous for the environment;
Risk Phrases	R26
Safety Phrases	S7-S15-S28-S36/37/39-S38-S45-S60-S61
RIDADR	UN 2206 6.1/PG 3
WGK Germany	2
RTECS	DA3685000
Packaging Group	II
Hazard Class	6.1(a)
HS Code	2929109000

75-13-8 structure

75-13-8

3748-13-8 structure

3748-13-8

~%

2094-99-7 structure

2094-99-7

Literature: Journal of Organic Chemistry, , vol. 29, p. 143 - 145

Precursor 2
75-13-8 3748-13-8
DownStream 3
87771-41-3 90826-32-7 97257-28-8

HS Code	2929109000
Summary	2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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