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上海化源世纪贸易有限公司
上海市上海市普陀区
产品名：2-(Dimethylamino)guanosine
纯度：98.0%
规格：
联系人：徐经理
联系电话：13311869306

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17874-34-9生产厂家

17874-34-9价格

17874-34-9

17874-34-9结构式

常用中文名：8-tert-butyl-4,6-dimethyl coumarin
常用英文名：8-tert-butyl-4,6-dimethyl coumarin
CAS号：17874-34-9
分子式：C₁₅H₁₈O₂
分子量：230.30200
发布时间：2016-07-31 00:01:03
更新时间：2024-01-27 19:59:23

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英文名	8-tert-butyl-4,6-dimethylchromen-2-one
英文别名	COUMARIN,8-tert-BUTYL-4,6-DIMETHYL Coumarin,4,6-dimethyl-8-(1,1-dimethylethy) 8-tert-Butyl-4,6-dimethylcoumarin 8-tert-Butyl-4,6-dimethyl-2-benzopyrone 2H-1-Benzopyran-2-one,8-(1,1-dimethylethyl)-4,6-dimethyl 4,6-dimethyl-8-tert-butylcoumarin EINECS 241-827-9

密度	1.056g/cm3
沸点	351.3ºC at 760 mmHg
分子式	C₁₅H₁₈O₂
分子量	230.30200
闪点	146.4ºC
精确质量	230.13100
PSA	30.21000
LogP	3.70730
蒸汽压	4.14E-05mmHg at 25°C
折射率	1.533

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GN4937900

CHEMICAL NAME :: Coumarin, 8-tert-butyl-4,6-dimethyl-

CAS REGISTRY NUMBER :: 17874-34-9

LAST UPDATED :: 199701

WISWESSER LINE NOTATION :: T66 BOVJ E1 H1 JX1&1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,671,1980 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >5 gm/kg

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

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,671,1980

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >5 gm/kg

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

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,671,1980

海关编码	2932209090

海关编码	2932209090
中文概述	2932209090. 其他内酯. 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:20.0%
申报要素	品名, 成分含量, 用途
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%