二甲基三硫醚（CAS 3658-80-8）：分子式 C2H6S3、分子量 126.3。
| CAS号 | 3658-80-8 |
|---|---|
| 分子式 | C2H6S3 |
| 分子量 | 126.3 |
| 熔点 | -85 °C |
| 沸点 | 165-170 °C; 41 °C (6 mm Hg) |
| LogP | 1.94 |
| 应用领域 | Use Classification: Fragrance Ingredients、Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes、Flavoring Agents -> JECFA Flavorings Index、General Manufacturing Information: Trisulfide、dimethyl: ACTIVE |
登记用途：Use Classification: Fragrance Ingredients、Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes、Flavoring Agents -> JECFA Flavorings Index、General Manufacturing Information: Trisulfide、dimethyl: ACTIVE。
二甲基三硫醚 是一种化工化合物，登记 CAS 号为 3658-80-8，分子式 C2H6S3（分子量 126.3）。
登记 CAS 号：3658-80-8
其分子式 C2H6S3 由 2 个碳、6 个氢、3 个硫 组成。
别名/同义词：二甲基三硫醚 · Dimethyltrisulfide
二甲基三硫醚 的 CAS 登记号为 3658-80-8。
分子式 C2H6S3，分子量 126.3。
别名/同义词：二甲基三硫醚、Dimethyltrisulfide。
登记用途：Use Classification: Fragrance Ingredients、Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes、Flavoring Agents -> JECFA Flavorings Index、General Manufacturing Information: Trisulfide、dimethyl: ACTIVE。
二甲基三硫醚（CAS 3658-80-8）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 3658-80-8 |
|---|---|
| PubChem CID | 19310 |
| Molecular formula | C2H6S3 |
| IUPAC name | (methyltrisulfanyl)methane |
| UNII (FDA) | 3E691T3NL1 |
| FEMA number | 3275 |
| JECFA number | 582 |
| Molecular Weight | 126.3 |
|---|---|
| XLogP3 | 1.3 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 2 |
| Exact Mass | 125.96316371 |
| Monoisotopic Mass | 125.96316371 |
| Topological Polar Surface Area | 75.9 |
| Heavy Atom Count | 5 |
| Boiling Point | 165-170 °C; 41 °C (6 mm Hg) |
|---|---|
| Melting Point | -85 °C |
| Density | 1.195-1.210 |
| LogP | 1.94 |
| Refractive Index | 1.595-1.605 |
Dimethyl trisulfide; 3658-80-8; Trisulfide, dimethyl; Methyl trisulfide; (methyltrisulfanyl)methane; dimethyltrisulfane; 2,3,4-Trithiapentane; FEMA No. 3275; 3E691T3NL1; NSC-97324; DTXSID9063118; RefChem:588335; DTXCID2039201; 222-910-9; DIMETHYLTRISULFIDE; Dimethyl trisulphide
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Cabbage, Fish, Onion, Sulfur No safety concern at current levels of intake when used as a flavouring agent |
|---|
| Reported hazard statements | H226 (11.3%), H302 (88.5%), H315, H319, H335 (99.9%) |
|---|
H226 (11.3%): Flammable liquid and vapor [Warning Flammable liquids]
H302 (88.5%): Harmful if swallowed [Warning Acute toxicity, oral]
Dimethyltrisulfide · CAS 3658-80-8 · C2H6S3. UNII 3E691T3NL1. Boiling Point: 165-170 °C; 41 °C (6 mm Hg); Melting Point: -85 °C; Density: 1.195-1.210.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Dimethyltrisulfide