CAS 2778-42-9|1,3-Bis(2-isocyanato-2-propanyl)benzene

Introduction：Basic information about CAS 2778-42-9|1,3-Bis(2-isocyanato-2-propanyl)benzene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Customs
6. Synonyms

Common Name	1,3-Bis(2-isocyanato-2-propanyl)benzene
CAS Number	2778-42-9	Molecular Weight	244.289
Density	1.0±0.1 g/cm3	Boiling Point	309.9±35.0 °C at 760 mmHg
Molecular Formula	C₁₄H₁₆N₂O₂	Melting Point	-10 °C
MSDS	ChineseUSA	Flash Point	126.4±31.3 °C
Symbol	GHS06, GHS08, GHS09	Signal Word	Danger

Names

Name	1,3-bis(2-isocyanato-2-propyl)benzene
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.0±0.1 g/cm3
Boiling Point	309.9±35.0 °C at 760 mmHg
Melting Point	-10 °C
Molecular Formula	C₁₄H₁₆N₂O₂
Molecular Weight	244.289
Flash Point	126.4±31.3 °C
Exact Mass	244.121185
PSA	58.86000
LogP	4.39
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.515
InChIKey	AZYRZNIYJDKRHO-UHFFFAOYSA-N
SMILES	CC(C)(N=C=O)c1cccc(C(C)(C)N=C=O)c1

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CY8480000

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

CAS REGISTRY NUMBER :: 2778-42-9

LAST UPDATED :: 199712

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C14-H16-N2-O2

MOLECULAR WEIGHT :: 244.32

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

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: 1,45,1990

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

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: 1,45,1990 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 4600 mg/kg

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

REFERENCE :: TSCAT* Office of Toxic Substances Report. (U.S. Environmental Protection Agency, Office of Toxic Substances, 401 M St., SW, Washington, DC 20460) Volume(issue)/page/year: OTS0515232

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 840 ppb/3H

TOXIC EFFECTS :: Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Lungs, Thorax, or Respiration - respiratory depression

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0536287

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2500 ppb/3H

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Behavioral - somnolence (general depressed activity)

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0536287

TYPE OF TEST :: LDLo - Lowest published 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 :: 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: 1,45,1990

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

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 240 mg/m3/1H

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - effect, not otherwise specified Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - chronic pulmonary edema

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: 1,45,1990

Safety Information

Symbol	GHS06, GHS08, GHS09
Signal Word	Danger
Hazard Statements	H315-H317-H319-H330-H372-H410
Precautionary Statements	P260-P273-P280-P284-P305 + P351 + P338-P310
Target Organs	Lungs
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn: Harmful;
Risk Phrases	R20/21/22
Safety Phrases	S26;S36
RIDADR	UN 2206
RTECS	CY8480000
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2929109000

Customs

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

Synonyms

TMXDI

m-pheny dimethyl diisocyanate

1,3-Bis(2-isocyanato-2-propyl)benzene

Benzene, 1,3-bis(1-isocyanato-1-methylethyl)-

m-tmxdi

1,3-bis-(2-isocyanato-prop-2-yl)-benzene

1,3-bis (1-methyl-1-isocyanatoethyl)benzene

1,3-Bis(2-isocyanato-2-propanyl)benzene

1,3-Bis(2-isocyanoto-2-propyl)benzene

META-TETRAMETHYLXYLENEDIISOCYANATE

MFCD00142493

1,3-Bis(2-isocyanatopropan-2-yl)benzene

1,3-Bis(1-isocyanato-1-methylethyl)benzene

tetramethyl-m-xylylenediisocyanate

Bisisocyanotopropylbenzene

EINECS 220-474-4

m-tetramethylxylenediisocyanate

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