18980-21-7

• 常用中文名：4-溴-2-乙基苯酚
• 常用英文名：METHYL 3-ETHYL-4-HYDROXYBENZOATE
• CAS号：18980-21-7
• 分子式：C₈H₉BrO
• 分子量：201.06000
• 发布时间：2018-08-28 16:45:08
• 更新时间：2024-01-09 12:56:07

名称

• 中文名: 3-乙基-4-羟基苯甲酸甲酯
• 英文名: 4-bromo-2-ethylphenol
• 英文别名: 5-Brom-2-hydroxy-1-aethyl-benzol; ethyl-p-Bromophenol; 4-bromo-2-ethyl-phenol; 4-Brom-2-aethylphenol; 5-bromo-2-ethylphenol; 2-Aethyl-4-brom-phenol; Phenol,4-bromo-2-ethyl; EINECS 242-718-9; 2-ethyl-4-bromo-phenol

物化性质

• 密度: 1.469g/cm3
• 沸点: 256.1ºC at 760mmHg
• 分子式: C₈H₉BrO
• 分子量: 201.06000
• 闪点: 108.7ºC
• 精确质量: 199.98400
• PSA: 20.23000
• LogP: 2.71710
• 外观性状: 黄色固体
• 蒸汽压: 0.00979mmHg at 25°C
• 折射率: 1.577
• 储存条件: 室温

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : SJ8300000 CHEMICAL NAME : Phenol, 4-bromo-2-ethyl- CAS REGISTRY NUMBER : 18980-21-7 BEILSTEIN REFERENCE NO. : 2413107 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C8-H9-Br-O MOLECULAR WEIGHT : 201.08 WISWESSER LINE NOTATION : QR DE B2 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 : 1100 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year: 32,171,1977

安全

• 海关编码: 2908199090

合成路线

1450-75-5 ~87% 18980-21-7

文献：Agouron Pharmaceuticals, Inc. Patent: US2005/176701 A1, 2005 ; Location in patent: Page/Page column 26 ; US 20050176701 A1

90-00-6 ~99% 18980-21-7

文献：GALDERMA RESEARCH and DEVELOPMENT, S.N.C. SOPHIA ANTIPOLIS Patent: WO2004/20379 A1, 2004 ; Location in patent: Page 36 ;

1927-95-3 ~% 18980-21-7

文献：Journal of the American Chemical Society, , vol. 55, p. 4657,4660

106-41-2 ~% 18980-21-7

文献：Journal of the American Chemical Society, , vol. 55, p. 4657,4660

上下游产品

上游产品  4
1450-75-5 90-00-6 1927-95-3 106-41-2
下游产品  10
57704-12-8 137740-37-5 137740-36-4 137206-73-6
22934-36-7 749932-54-5 85536-86-3 59664-01-6
60398-91-6 63551-41-7

海关

海关编码	2908199090
中文概述	HS:2908199090 其他酚及酚醇的仅含卤素取代基的衍生物及其盐 增值税率:17.0% 退税率:9.0% 监管条件:无 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
Summary	HS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0%