1,2-Ethanedithiol

Name: 1,2-Ethanedithiol
Brand: 济南圣和化工有限公司
SKU: 332314

CAS 540-63-6C2H6S2MW 93.99 g/mol

1,2-Ethanedithiol（CAS 540-63-6）：分子式 C2H6S2、分子量 93.99 g/mol。

规格参数

CAS号540-63-6

分子式C2H6S2

分子量93.99 g/mol

熔点-41.2 °C

沸点146 °C at 760 mm Hg

LogP0.8

采购档案

这个产品是什么

1,2-Ethanedithiol 是一种化工化合物，登记 CAS 号为 540-63-6，分子式 C2H6S2（分子量 93.99 g/mol）。

识别信息

登记 CAS 号：540-63-6

其分子式 C2H6S2 由 2 个碳、6 个氢、2 个硫组成。

别名/同义词：1,2-Ethanedithiol · Ethylene Mercaptan

常见问题

1,2-Ethanedithiol 的 CAS 号是多少？

1,2-Ethanedithiol 的 CAS 登记号为 540-63-6。

1,2-Ethanedithiol 的分子式与分子量是多少？

分子式 C2H6S2，分子量 93.99 g/mol。

1,2-Ethanedithiol 还有哪些别名？

别名/同义词：1,2-Ethanedithiol、Ethylene Mercaptan。

PubChem 公开数据

1,2-Ethanedithiol（CAS 540-63-6）的公开数据库记录，列此仅供独立核对。

危险化学品分类与危害说明

Reported hazard statements	H226 (94.8%), H301 (23.1%), H302 (76.9%), H310 (14%), H312 (10.1%), H319 (14.3%), H330 (16.6%)

H226 (94.8%): Flammable liquid and vapor [Warning Flammable liquids]

H301 (23.1%): Toxic if swallowed [Danger Acute toxicity, oral]

法规与备案状态

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Savory No safety concern at current levels of intake when used as a flavouring agent

物理形态与操作说明

Colorless liquid with an unpleasant repulsive odor; [CHEMINFO]
Liquid
clear to light green liquid with pungent, nauseating mercaptan odour
Freely soluble in alkalies
Soluble in ethanol, ether, acetone, and benzene; slightly soluble in alkali.
Soluble in oxygenated solvents

公开数据库收录的理化数据

沸点	146 °C at 760 mm Hg
沸点	144.00 to 146.00 °C. @ 760.00 mm Hg
沸点	146 °C; 46-47 °C (6 mm Hg)
沸点	146 °C @760 [mm Hg]
熔点	-41.2 °C
密度	1.123 at 23.5 °C
密度	1.123-1.124 (d20/4)
密度	1.124 @25 °C
蒸气压	5.61 [mmHg]
蒸气压	5.68 [mm Hg] @25 °C

这个物质在各数据库里的编号

CAS Registry Number	540-63-6
PubChem CID	10902
分子式	C2H6S2
分子量	93.99 g/mol
IUPAC 名称	ethane-1,2-dithiol
InChIKey	VYMPLPIFKRHAAC-UHFFFAOYSA-N
UNII（FDA）	92T634FLAR
FEMA 编号	3484
JECFA 编号	532

数据库记载的用途

Used as a metal-complexing agent; [Hawley]
Metal-complexing agent. Reverse inhibition by alpha-keto aldehydes on mitosis in E. coli.
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Flavoring Agents -> JECFA Flavorings Index
Prepared by reacting ethanol, thiourea and ethylene dibromide and subsequent alkaline hydrolysis of the ethylenediisothiuronium bromide.
Thiols can be prepared by a variety of methods. The most-utilized of these synthetic methods for tertiary and secondary thiols is acid-catalyzed synthesis; for normal and secondary thiols, the most-utilized methods are free-radical-initiated, alcohol substitution, or halide substitution; for mercaptoalcohols, the most-utilized method is oxirane addition; and for mercaptoacids and mercaptonitriles, the most-utilized methods are Michael-type additions. /Thiols/

它在各数据库里的别名

1,2-ETHANEDITHIOL; 540-63-6; Ethane-1,2-dithiol; 1,2-Dimercaptoethane; Dithioglycol; Ethylene mercaptan; Ethylenedithiol; Ethylene dithioglycol; Ethylene dimercaptan; Ethylenedimercaptan; Dithioethyleneglycol; S-Ethylene dimercaptan; Ethylene glycol, dithio-; 1,2-Dithiol ethane; Ethyl hydropersulfide; FEMA No. 3484

计算机算出的分子描述符

分子量	94.20
XLogP3	0.8
氢键供体数	2
氢键受体数	2
可旋转键数	1
精确质量	93.99109254
单同位素质量	93.99109254
拓扑极性表面积	2
重原子数	4
形式电荷	0

数据库摘要

1,2-Ethanedithiol is identified by CAS 540-63-6, molecular formula C2H6S2 and molecular weight 93.99 g/mol. UNII 92T634FLAR; InChIKey VYMPLPIFKRHAAC-UHFFFAOYSA-N. 沸点: 146 °C at 760 mm Hg; 沸点: 144.00 to 146.00 °C. @ 760.00 mm Hg; 沸点: 146 °C; 46-47 °C (6 mm Hg).

数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。

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