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甲苯二异氰酸酯

甲苯二异氰酸酯用途

用于制造聚氨酯泡沫塑料及橡胶、绝缘漆及粘合剂等
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甲苯二异氰酸酯名称

[ CAS 号 ]:
26471-62-5

[ 中文名 ]:
甲苯二异氰酸酯

[ 英文名 ]:
Tolylene diisocyanate

[中文别名 ]:

[英文别名 ]:

甲苯二异氰酸酯物理化学性质

[ 密度 ]:
1.1±0.1 g/cm3

[ 沸点 ]:
248.4±0.0 °C at 760 mmHg

[ 熔点 ]:
19.5-21.5ºC

[ 分子式 ]:
C9H6N2O2

[ 分子量 ]:
174.156

[ 闪点 ]:
110.5±29.3 °C

[ 精确质量 ]:
174.042923

[ PSA ]:
58.86000

[ LogP ]:
3.47

[ 外观性状 ]:
透明无色至淡黄色液体

[ 蒸汽压 ]:
0.0±0.5 mmHg at 25°C

[ 折射率 ]:
1.559

[ 储存条件 ]:
库房通风低温干燥,与食品原料分开储运

[ 水溶解性 ]:
混溶:乙醚,苯,丙酮

甲苯二异氰酸酯MSDS

甲苯二异氰酸酯毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NQ9490000
CHEMICAL NAME :
Isocyanic acid, methyl-m-phenylene ester
CAS REGISTRY NUMBER :
26471-62-5
LAST UPDATED :
199712
DATA ITEMS CITED :
41
MOLECULAR FORMULA :
C9-H6-N2-O2
MOLECULAR WEIGHT :
174.17

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 :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4130 mg/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 :
600 ppm/6H
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 :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1950 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
9700 ppb/4H
TOXIC EFFECTS :
Behavioral - excitement Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
11 ppm/4H
TOXIC EFFECTS :
Behavioral - excitement Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>10 mL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
12700 ppb/4H
TOXIC EFFECTS :
Behavioral - excitement Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
15600 mg/kg/13W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Related to Chronic Data - death
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
10 ug/m3/24H/22W-C
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS Blood - changes in bone marrow (not otherwise specified) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
100 ppb/6H/81D-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2 ppm/6H/5D-I
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2830 ppb/6H/3W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Blood - changes in erythrocyte (RBC) count 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 - mouse
DOSE/DURATION :
7800 mg/kg/13W-I
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1 ppm/6H/5D-I
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
46 ppb/1W-C
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
1 ppm/6H/5D-I
TOXIC EFFECTS :
Related to Chronic Data - death
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
29 ppb/8W-C
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
31800 mg/kg/2Y-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Blood - leukemia Skin and Appendages - tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
63 gm/kg/2Y-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Blood - tumors Blood - lymphoma, including Hodgkin's disease
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
63600 mg/kg/2Y-I
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria Gastrointestinal - tumors Liver - tumors
TYPE OF TEST :
Sex chromosome loss and nondisjunction
TYPE OF TEST :
Heritable translocation test

MUTATION DATA

TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Rodent - hamster Ovary
REFERENCE :
SCIEAS Science. (American Assoc. for the Advancement of Science, 1333 H St., NW, Washington, DC 20005) V.1- 1895- Volume(issue)/page/year: 236,933,1987 *** REVIEWS *** IARC Cancer Review:Animal Sufficient 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: 39,287,1986 IARC Cancer Review:Human No Adequate Data 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: 39,287,1986 IARC Cancer Review:Group 2B IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO TOLUENE DIISOCYANATE-air:CA lowest feasible conc. 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 : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3117 No. of Facilities: 2226 (estimated) No. of Industries: 32 No. of Occupations: 45 No. of Employees: 38881 (estimated) No. of Female Employees: 4723 (estimated)
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甲苯二异氰酸酯安全信息

[ 危害码 (欧洲) ]:
Xn

[ 风险声明 (欧洲) ]:
R26

[ 安全声明 (欧洲) ]:
23-36/37/39-45

[ 危险品运输编码 ]:
UN 2078

[ RTECS号 ]:
NQ9490000

[ 包装等级 ]:
II

[ 危险类别 ]:
6.1(a)

[ 海关编码 ]:
2929101000

甲苯二异氰酸酯制备

1.由2,4-二氨基甲苯与光气作用制得。先将固体二氨基甲苯溶于氯化苯中,在搅拌下升温至70℃得二氨基甲苯氯苯溶液,将回收光气化的氧化苯,放入低温光气锅中,补加一定液体光气后,在搅拌下滴加配好的二氨基甲苯溶液,在40℃进行光气化,再将低温光气化的物料放入高温锅中进行高温光气化,边升温边通气,约4h,反应一般在120~125℃进行;反应完毕,经用氮气赶气、蒸馏、精馏而得。

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甲苯二异氰酸酯海关

[ 海关编码 ]: 2929101000

[ 中文概述 ]:
2929101000. 甲苯二异氰酸酯(TDI). 增值税率:17.0%. 退税率:9.0%. 监管条件:无. 最低关税:6.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 原产地证据文件及编号(例 附原产地证书, 原产于日本、韩国、美国、欧盟的

[ Summary ]:
2929101000. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:6.5%. General tariff:30.0%

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价格:

联系人:徐经理

产品详情:甲苯二异氰酸酯


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¥368.0/100g ¥348.0/500g

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公司名:上海阿拉丁生化科技股份有限公司

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¥188.0/500g ¥29.0/25g ¥需询单/1g ¥需询单/1g

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产品详情:甲苯二异氰酸酯(2,4, 2,6)


公司名:中山市迪欣化工有限公司

区域:中山市三角镇

价格:
¥22.0/1000kg

联系人:陈雪萍

产品详情:甲苯二异氰酸酯(TDI-80)


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标题:甲苯二异氰酸酯_MSDS_用途_密度_CAS号【26471-62-5】_化源网 地址:https://m.chemsrc.com/mip/cas/26471-62-5_1117983.html