1947-58-6

• 常用中文名：2,3-二溴-1,4-丁二醇
• 常用英文名：2,3-Dibromo-1,4-butanediol
• CAS号：1947-58-6
• 分子式：C₄H₈Br₂O₂
• 分子量：247.913
• 发布时间：2018-04-24 08:00:00
• 更新时间：2024-01-02 17:28:32
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名称

• 中文名: 2,3-二溴-1,4-丁二醇
• 英文名: 2,3-Dibromo-1,4-butanediol
• 英文别名: 2,3-dibromo-DL-2,3-dideoxy-threitol; (+-)-threo-2,3-Dibrom-butandiol-(1,4); racem. 2,3-dibromo-butane-1,4-diol; 1,4-Butanediol,2,3-dibromo-,(R*,R*)-(.+/-.); niedrigerschmelzendes 2.3-Dibrom-butandiol-(1.4); 1,4-Butanediol,d,l-2,3-dibromo; 2,3-dibromobutane-1,4-diol; 1,4-BUTANEDIOL,2,3-DIBROMO-,(+,-); 2,3-Dibromo-1,4-butanediol; dl-2,3-Dibromo-1,4-butanediol; 2,3-Dibromo-1,4-Butanedio; racem.-2,3-Dibrom-butan-1,4-diol; 2,3-dibromo-,(+,-)-4-butanediol; 1,4-Butanediol, 2,3-dibromo-; MFCD00011549; d,l-2,3-dibromo-4-butanediol; (+/-)-2,3-DIBROMO-1,4-BUTANEDIOL; EINECS 217-750-1

物化性质

• 密度: 2.1±0.1 g/cm3
• 沸点: 315.4±0.0 °C at 760 mmHg
• 熔点: 88-90 °C(lit.)
• 分子式: C₄H₈Br₂O₂
• 分子量: 247.913
• 闪点: 156.6±27.9 °C
• 精确质量: 245.889084
• PSA: 40.46000
• LogP: 0.24
• 外观性状: 浅褐色结晶
• 蒸汽压: 0.0±1.5 mmHg at 25°C
• 折射率: 1.584
• 储存条件: 室温

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : EK1575000 CHEMICAL NAME : 1,4-Butanediol, 2,3-dibromo-, (+,-)- CAS REGISTRY NUMBER : 1947-58-6 BEILSTEIN REFERENCE NO. : 1719778 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C4-H8-Br2-O2 MOLECULAR WEIGHT : 247.94 WISWESSER LINE NOTATION : Q1YEYE1Q HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit REFERENCE : IHFCAY Industrial Hygiene Foundation of America, Chemical and Toxicological Series, Bulletin. (Pittsburgh, PA) 1947-69. Volume(issue)/page/year: 6,1,1967 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2460 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : IHFCAY Industrial Hygiene Foundation of America, Chemical and Toxicological Series, Bulletin. (Pittsburgh, PA) 1947-69. Volume(issue)/page/year: 6,1,1967

安全

• 符号: GHS07
• 信号词: Warning
• 危害声明: H315-H319-H335
• 警示性声明: P261-P305 + P351 + P338
• 个人防护装备: dust mask type N95 (US);Eyeshields;Gloves
• 危害码 (欧洲): Xi: Irritant;
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S26-S36
• 危险品运输编码: NONH for all modes of transport
• WGK德国: 2
• RTECS号: EK1575000
• 海关编码: 2905590090

合成路线

6117-80-2 ~92% 1947-58-6

文献：Kavala, Veerababurao; Naik, Sarala; Patel, Bhisma K. Journal of Organic Chemistry, 2005 , vol. 70, # 11 p. 4267 - 4271

6117-80-2 7726-95-6 ~% 1947-58-6

文献：Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 222, p. 327 Justus Liebigs Annalen der Chemie, , vol. 596, p. 65 Annales de Chimie (Cachan, France), , vol. <12>3, p. 674 Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 223, p. 908

上下游产品

上游产品  2
6117-80-2 7726-95-6
下游产品  2
6117-80-2 821-11-4

海关

海关编码	2905590090
中文概述	2905590090 其他无环醇的卤化、磺化等衍生物。监管条件:无。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
Summary	2905590090 other halogenated, sulphonated, nitrated or nitrosated derivatives of acyclic alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%