12002-26-5

• 常用中文名：硅酸四甲酯
• 常用英文名：Silicic acid, methyl ester
• CAS号：12002-26-5
• 分子式：CH₄O₃Si
• 分子量：92.12620
• 发布时间：2018-08-30 19:15:21
• 更新时间：2025-08-25 09:23:16

名称

• 中文名: 硅酸四甲酯
• 英文名: Silicic acid, methyl ester
• 英文别名: MKC Silicate MS 56; Methyl Poly; CLG 520; silicon methylate; methyl silicate 51; M 51 (silicate); MKC Silicate 51; MKC Silicate 56; MKC Silicate MS 41; M-Silicate 56

物化性质

• 密度: 0.977g/cm3
• 沸点: 121.2ºC at 760mmHg
• 熔点: -1ºC
• 分子式: CH₄O₃Si
• 分子量: 92.12620
• 闪点: 28.9ºC
• 精确质量: 91.99300
• PSA: 46.53000
• 折射率: 1.393 [20ºC]

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : VV9330000 CHEMICAL NAME : Silicic acid, methyl ester CAS REGISTRY NUMBER : 12002-26-5 LAST UPDATED : 199701 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 : >10 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : SRTCAC Science Reports of the Research Institutes, Tohoku University, Series C: Medicine. (Tohoku University, Research Institute for Tuberculosis and Cancer, 4-1 Seiryo-machi, Sendai, Japan) V.1- 1949- Volume(issue)/page/year: 36(1-4),10,1989 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >10 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ESKHA5 Eisei Shikenjo Hokoku. Bulletin of the Institute of Hygienic Sciences. (Kokuritsu Eisei Shikenjo Kagaku, 18-1 Bushitsu Johobu, Setagaya-ku, Tokyo 158, Japan) V.1- 1886- Volume(issue)/page/year: (103),37,1985

安全

• 海关编码: 2920909090

海关

海关编码	2920909090
中文概述	2920909090 其他无机酸酯（不包括卤化氢的酯）（包括其盐及它们的卤化，磺化，硝化和亚硝化衍生物）。监管条件:无。增值税率:17.0%。退税率:9.0%。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	2920909090 esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%