(methyldisulfanyl)methane

• ChemBase编号: 109983
• 分子式: C2H6S2
• 平均质量: 94.19904
• 单一同位素质量: 93.99109219
• SMILES: CSSC
• Canonical SMILES: CSSC
• InChI: InChI=1S/C2H6S2/c1-3-4-2/h1-2H3
• InChIKey: WQOXQRCZOLPYPM-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: (methyldisulfanyl)methane
• IUPAC传统名: dimethyl disulfide
• 别名: 二甲基二硫醚; 甲基二硫醚; 二甲基二硫; Dimethyl disulphide; Methyl disulfide; Methyldisulfide; Dimethyldisulfide; Methyldithiomethane; 2,3-Dithiabutane; DIMETHYL DISULFIDE; DMDS; Dimethyl disulfide

登记号

• CAS号: 624-92-0
• EC号: 210-871-0
• MDL号: MFCD00008561
• Beilstein号: 1730824
• PubChem SID: 162095538; 24901768; 24870743; 24859262; 24874662
• PubChem CID: 12232
• CHEBI ID: 4608
• Chemspider ID: 11731
• FEMA编号: 3536
• 维基百科标题: Dimethyl_disulfide
• 欧洲委员会编号: 2175
• Flavis Number: 12.026

理论计算性质

• 质子受体: 0
• 质子供体: 0
• LogD (pH = 5.5): 1.3502556
• LogD (pH = 7.4): 1.3502556
• Log P: 1.3502556
• 摩尔折射率: 27.1472 cm^3
• 极化性: 10.577469 Å^3
• 极化表面积: 0.0 Å^2
• 可自由旋转的化学键: 1
• 里宾斯基五规则: true

分子性质

理化性质

• 溶解度: 2.5 g/L (20 °C) in water
• 外观: Colorless to yellowish liquid
• 熔点: -84.7°C; -85 °C(lit.); -85°C; -85°C
• 沸点: 108-109°C; 109 °C(lit.); 109.6°C; 110°C
• 闪点: 10°C(50°F); 15 °C; 15°C (59°F); 59 °F
• 自燃点: >572 °F; 370°C (698°F)
• 密度: 1.046; 1.046 g/mL at 25 °C(lit.); 1.06 g/cm^3; 1.063 g/ml
• 折射率: 1.5253; n20/D 1.525(lit.); n20/D 1.527
• 蒸汽压: 22 mmHg ( 20 °C)
• 蒸汽密度: 3.24 (vs air)
• 感官: vegetable

安全信息

• RTECS编号: JO1927500
• 欧盟危险性物质标志: 易燃性(Flammable) (F); 环境危害性(Nature polluting) (N); 剧毒(Highly toxic) (T+); 刺激性(Irritant) (Xi); 有害性(Harmful) (Xn)
• 联合国危险货物编号: 2381; UN2381
• 德国WGK号: 3
• 联合国危险货物等级: 3
• 联合国危险货物包装类别(PG): 2; II
• 危险公开号: 11-20/22-36/37-51/53; 11-22-26-36-51/53; R:11-36/37
• 安全公开号: 26-61; 4-9-16-20-23-26-28a-33-36/37/39-45-57; S:9-16-26-29
• TSCA收录: 是
• GHS危险品标识: GHS02; GHS06; GHS09
• GHS警示词: Danger
• 半数致死量: 190 mg/kg (oral, rat)
• 爆炸极限: 16 %
• GHS危险声明: H225-H301-H330-H319-H411-H401; H225-H302-H319-H331-H335-H411
• GHS警示性声明: P210-P261-P273-P305 + P351 + P338-P311; P210-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P405-P501A
• 个人保护装置: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 2381 3/PG 2

药理学性质

• 过敏源: no known allergens

产品相关信息

• 纯度: ≥98%; ≥98.0% (GC); ≥99%; ≥99.0%; 98%; 99%
• 级别: Kosher; purum
• 线性分子式: CH3SSCH3

详细说明

MP Biomedicals - 05213280

MP Biomedicals Rare Chemical collection

Sigma Aldrich - 320412

包装
1 L in Sure/Seal™

Sigma Aldrich - 471569

包装
1 L in Sure/Seal™
25, 250 mL in Sure/Seal™
Legal Information
Arkema Inc. 产品

Sigma Aldrich - 528013

Legal Information
Arkema 产品

Sigma Aldrich - 40221

Other Notes
用于羰基化合物的 α-甲基亚磺酰化反应的试剂1

Sigma Aldrich - W353604

包装
1 kg in glass bottle
玻璃瓶包装
1 sample in glass bottle
5, 10 kg in comp drum

参考文献

• Non-aqueous diazotization of arylamines with isoamyl nitrite in the presence of Me₂S₂ provides a convenient route to aryl methyl sulfides: Synth. Commun., 31, 1857 (2001). Alkyl methyl sulfides have been prepared by disproportionation of symmetrical disulfides with Me₂S₂ in the presence of NaOH: Chem. Lett., 755 (1999).