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20809-78-3

20809-78-3结构式

常用中文名：Di-p-tolylacetic acid
常用英文名：Di-p-tolylacetic acid
CAS号：20809-78-3
分子式：C₁₆H₁₆O₂
分子量：240.29700
发布时间：2016-07-19 21:06:17
更新时间：2024-01-02 13:22:23

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英文名	2,2-bis(4-methylphenyl)acetic acid
英文别名	Acetic acid,di-p-tolyl ACETIC ACID,BIS(p-TOLYL) Di-p-tolyl-essigsaeure Bis(p-tolyl)-acetic acid di(4-methylphenyl)-acetic acid Di-p-tolylacetic acid 2,2-Bis(p-tolyl) acetic acid

密度	1.126g/cm3
沸点	332.1ºC at 760 mmHg
分子式	C₁₆H₁₆O₂
分子量	240.29700
闪点	168.8ºC
精确质量	240.11500
PSA	37.30000
LogP	3.51990
蒸汽压	5.96E-05mmHg at 25°C
折射率	1.584

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AF5860000

CHEMICAL NAME :: Acetic acid, bis(p-tolyl)-

CAS REGISTRY NUMBER :: 20809-78-3

BEILSTEIN REFERENCE NO. :: 2051315

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C16-H16-O2

MOLECULAR WEIGHT :: 240.32

WISWESSER LINE NOTATION :: 1R DYVQR D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1200 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold

REFERENCE :: AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 73,128,1946

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 180 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04536

海关编码	2916399090

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海关编码	2916399090
中文概述	2916399090 其他芳香一元羧酸. 增值税率:17.0% 退税率:9.0% 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, 丙烯酸、丙烯酸盐或酯应报明包装
Summary	2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%