1,4-bis(2-isocyanatopropan-2-yl)benzene

1,4-bis(2-isocyanatopropan-2-yl)benzene名称

[ CAS 号 ]:
2778-41-8

[ 英文名 ]:
1,4-bis(2-isocyanatopropan-2-yl)benzene

[英文别名 ]:

EINECS 220-473-9
p-Tetramethylxylylene diisocyanate

1,4-bis(2-isocyanatopropan-2-yl)benzene物理化学性质

[ 密度 ]:
1.01g/cm3

[ 沸点 ]:
330.5ºC at 760mmHg

[ 分子式 ]:
C₁₄H₁₆N₂O₂

[ 分子量 ]:
244.28900

[ 闪点 ]:
135.5ºC

[ 精确质量 ]:
244.12100

[ PSA ]:
58.86000

[ LogP ]:
2.82840

[ 蒸汽压 ]:
0.000165mmHg at 25°C

[ 折射率 ]:
1.515

1,4-bis(2-isocyanatopropan-2-yl)benzene毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CY8490000

CHEMICAL NAME :: Benzene, 1,4-bis(1-isocyanato-1-methylethyl)-

CAS REGISTRY NUMBER :: 2778-41-8

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

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 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: 1,160,1992 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >10 gm/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea Kidney, Ureter, Bladder - incontinence

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: 1,160,1992

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

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 220 mg/m3/4H

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - effect, not otherwise specified Lungs, Thorax, or Respiration - acute pulmonary edema Lungs, Thorax, or Respiration - dyspnea

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: 1,160,1992

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 :: 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: 1,160,1992

1,4-bis(2-isocyanatopropan-2-yl)benzene安全信息

[ 海关编码 ]:
2929109000

1,4-bis(2-isocyanatopropan-2-yl)benzene海关

[ 海关编码 ]: 2929109000

[ 中文概述 ]:
2929109000. 其他异氰酸酯. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

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