巯基乙酸铵（CAS 5421-46-5）：分子式 C2H4O2S.H3N、分子量 109.15。
| CAS号 | 5421-46-5 |
|---|---|
| 分子式 | C2H4O2S.H3N |
| 分子量 | 109.15 |
| 应用领域 | Uses: CIR ingredient: Ammonium Thioglycolate、Solutions of various strengths are used for hair waving and for hair removal. May be used in permanent hair colors、levels up to 0.25%、as a stabilizer against oxidation. [HSDB]、Dressing Hair [Category: Other]、Solutions of various strengths are used for hair waving and for hair removal.、Ammonium thioglycolate may be used in permanent hair colors、as a stabilizer against oxidation.、Use Classification: Cosmetics -> Reducing、Depilatory、Industry Uses: Corrosion inhibitor、Consumer Uses: Chelating agent、Formulations、Preparations: Product Formulation Data (1989): Hair straighteners- 1 formulation containing >25-50% ammonium thioglycolate、and 4 formulations containing >5-10%. Permanent waves- 8 formulations containing >25-50% ammonium thioglycolate、55 formulations containing >10-25%、65 formulations containing >5-10%、39 formulations containing >1-5%、and 8 formulations containing >0.1-1%.、from table、Commercial、ammonium thioglycolate consists of ammonium thioglycolate (60%) and dithiodiglycolate (2% max). The following are listed in the Cosmetic、Toiletry、and Fragrance Association Specification for ammonium thioglycolate: thioglycolic acid (between 50% and 60%)、sulfated ash (0.05% max)、arsenic (3ppm max)、copper (1 ppm max)、iron (1ppm max)、and lead (20 ppm max).、U.S. Production: 2023: 48、216 lb、2022: 176、703 lb、2021: 179、867 lb、2020: 147、863 lb、General Manufacturing Information: Oil and Gas Drilling、Extraction、and Support activities、Acetic acid、2-mercapto-、ammonium salt (1:1): ACTIVE |
登记用途：Uses: CIR ingredient: Ammonium Thioglycolate、Solutions of various strengths are used for hair waving and for hair removal. May be used in permanent hair colors、levels up to 0.25%、as a stabilizer against oxidation. [HSDB]、Dressing Hair [Category: Other]、Solutions of various strengths are used for hair waving and for hair removal.、Ammonium thioglycolate may be used in permanent hair colors、as a stabilizer against oxidation.、Use Classification: Cosmetics -> Reducing、Depilatory、Industry Uses: Corrosion inhibitor、Consumer Uses: Chelating agent、Formulations、Preparations: Product Formulation Data (1989): Hair straighteners- 1 formulation containing >25-50% ammonium thioglycolate、and 4 formulations containing >5-10%. Permanent waves- 8 formulations containing >25-50% ammonium thioglycolate、55 formulations containing >10-25%、65 formulations containing >5-10%、39 formulations containing >1-5%、and 8 formulations containing >0.1-1%.、from table、Commercial、ammonium thioglycolate consists of ammonium thioglycolate (60%) and dithiodiglycolate (2% max). The following are listed in the Cosmetic、Toiletry、and Fragrance Association Specification for ammonium thioglycolate: thioglycolic acid (between 50% and 60%)、sulfated ash (0.05% max)、arsenic (3ppm max)、copper (1 ppm max)、iron (1ppm max)、and lead (20 ppm max).、U.S. Production: 2023: 48、216 lb、2022: 176、703 lb、2021: 179、867 lb、2020: 147、863 lb、General Manufacturing Information: Oil and Gas Drilling、Extraction、and Support activities、Acetic acid、2-mercapto-、ammonium salt (1:1): ACTIVE。
巯基乙酸铵 是一种化工化合物，登记 CAS 号为 5421-46-5，分子式 C2H4O2S.H3N（分子量 109.15）。
登记 CAS 号：5421-46-5
其分子式 C2H4O2S.H3N 由 2 个碳、7 个氢、2 个氧、1 个硫、1 个氮 组成。
别名/同义词：巯基乙酸铵 · Ammonium Thioglycolate
巯基乙酸铵 的 CAS 登记号为 5421-46-5。
分子式 C2H4O2S.H3N，分子量 109.15。
别名/同义词：巯基乙酸铵、Ammonium Thioglycolate。
登记用途：Uses: CIR ingredient: Ammonium Thioglycolate、Solutions of various strengths are used for hair waving and for hair removal. May be used in permanent hair colors、levels up to 0.25%、as a stabilizer against oxidation. [HSDB]、Dressing Hair [Category: Other]、Solutions of various strengths are used for hair waving and for hair removal.、Ammonium thioglycolate may be used in permanent hair colors、as a stabilizer against oxidation.、Use Classification: Cosmetics -> Reducing、Depilatory、Industry Uses: Corrosion inhibitor、Consumer Uses: Chelating agent、Formulations、Preparations: Product Formulation Data (1989): Hair straighteners- 1 formulation containing >25-50% ammonium thioglycolate、and 4 formulations containing >5-10%. Permanent waves- 8 formulations containing >25-50% ammonium thioglycolate、55 formulations containing >10-25%、65 formulations containing >5-10%、39 formulations containing >1-5%、and 8 formulations containing >0.1-1%.、from table、Commercial、ammonium thioglycolate consists of ammonium thioglycolate (60%) and dithiodiglycolate (2% max). The following are listed in the Cosmetic、Toiletry、and Fragrance Association Specification for ammonium thioglycolate: thioglycolic acid (between 50% and 60%)、sulfated ash (0.05% max)、arsenic (3ppm max)、copper (1 ppm max)、iron (1ppm max)、and lead (20 ppm max).、U.S. Production: 2023: 48、216 lb、2022: 176、703 lb、2021: 179、867 lb、2020: 147、863 lb、General Manufacturing Information: Oil and Gas Drilling、Extraction、and Support activities、Acetic acid、2-mercapto-、ammonium salt (1:1): ACTIVE。
巯基乙酸铵（CAS 5421-46-5）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 5421-46-5 |
|---|---|
| PubChem CID | 21534 |
| Molecular formula | C2H4O2S.H3N |
| IUPAC name | azanium 2-sulfanylacetate |
| UNII (FDA) | 6P9E788VZZ |
| Molecular Weight | 109.15 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 109.01974964 |
| Monoisotopic Mass | 109.01974964 |
| Topological Polar Surface Area | 42.1 |
| Heavy Atom Count | 6 |
| Density | Specific gravity: 1.205 @ 20 °C |
|---|---|
| Vapor Pressure | 0.0000085 [mmHg] |
| Vapor Pressure | 8.5X10-6 mm Hg @ 25 °C /Estimated/ |
| pH | pH = 7.0-7.2 |
AMMONIUM THIOGLYCOLATE; 5421-46-5; Ammonium mercaptoacetate; Thioglycolic acid ammonium salt; Thiofaco A-50; Acetic acid, mercapto-, monoammonium salt; Ammonium thioglycollate; USAF MO-2; ammonium sulfanylacetate; HSDB 7167; Thioglycollic acid, ammonium salt; NSC 6954; UNII-6P9E788VZZ; EINECS 226-540-9; Mercaptoacetic acid, monoammonium salt; 6P9E788VZZ
| Regulatory & Food Contact | CIR / INCI: Cosmetic ingredients (Ammonium Thioglycolate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Depilatory; Reducing |
|---|
| Reported hazard statements | H290 (61.7%), H301 (97%), H317 (100%), H412 (12%), H319 (100%), H370, H373, H312 |
|---|
H290 (61.7%): May be corrosive to metals [Warning Corrosive to Metals]
H301 (97%): Toxic if swallowed [Danger Acute toxicity, oral]
Ammonium Thioglycolate · CAS 5421-46-5 · C2H4O2S.H3N. UNII 6P9E788VZZ. Density: Specific gravity: 1.205 @ 20 °C; Vapor Pressure: 0.0000085 [mmHg]; Vapor Pressure: 8.5X10-6 mm Hg @ 25 °C /Estimated/.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Ammonium Thioglycolate