前往化源商城

品牌现货直购
供应商:我要出现这里


查看所有供应商和价格请点击:

2938-98-9生产厂家

2938-98-9价格

2938-98-9

2938-98-9结构式
2938-98-9结构式

化源商城直购

中文名 2-甲基-1,4-丁二醇
英文名 1,4-Butanediol,2-methyl
英文别名 3-methyl-1,4-butanediol
2-methyl-butane-1,4-diol
2-methyl-1,4-dihydroxybutane
2-methyl-4-butanediol
密度 0.978g/cm3
沸点 212.2ºC at 760 mmHg
熔点 50.86 °C
分子式 C5H12O2
分子量 104.14800
闪点 98.9ºC
精确质量 104.08400
PSA 40.46000
蒸汽压 0.0392mmHg at 25°C
折射率 1.443
储存条件 2-8℃

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EK2275000
CHEMICAL NAME :
1,4-Butanediol, 2-methyl-
CAS REGISTRY NUMBER :
2938-98-9
BEILSTEIN REFERENCE NO. :
1719165
LAST UPDATED :
199806
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C5-H12-O2
MOLECULAR WEIGHT :
104.17
WISWESSER LINE NOTATION :
Q2Y1&1Q

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 :
5460 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,119,1951
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
2620 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,119,1951

危害码 (欧洲) Xn
海关编码 2905399090
海关编码 2905399090
中文概述 2905399090 其他二元醇。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0%
申报要素 品名, 成分含量, 用途, 包装
监管条件 A.入境货物通关单 B.出境货物通关单
检验检疫 R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验
Summary 2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%
本网页内容来自不同专业数据源,如对内容有疑义,欢迎联系service1@chemsrc.com。