Mercaptoacetic acid (CAS 68-11-1) — formula C2H4O2S, molecular weight 92.12; category organic chemicals.
Mercaptoacetic acid (CAS 68-11-1) is a chemical raw material in the organic chemicals category. Its molecular formula C2H4O2S comprises 2 C, 4 H, 2 O, 1 S atoms. Its molecular weight is about 92.12. Reported physicochemical data: melting point around 2.3 °F (NTP, 1992), boiling point around 248 °F at 20 mmHg (NTP, 1992), LogP about 0.1. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 68-11-1 |
|---|---|
| Molecular Formula | C2H4O2S |
| Molecular Weight | 92.12 |
| Melting Point | 2.3 °F (NTP, 1992) |
| Boiling Point | 248 °F at 20 mmHg (NTP, 1992) |
| LogP | 0.1 |
| Applications | CIR ingredient: Thioglycolic Acid, Used to manufacture drugs, permanent wave solutions, and other chemicals, Concentrations are up to 11% in hair products and 5% in depilatories, Dressing Hair |
| Category | Organic Chemicals |
Documented applications: CIR ingredient: Thioglycolic Acid, Used to manufacture drugs, permanent wave solutions, and other chemicals, Concentrations are up to 11% in hair products and 5% in depilatories, Dressing Hair.
Mercaptoacetic acid is a carbon-based organic compound with CAS registry number 68-11-1 and molecular formula C2H4O2S (molecular weight 92.12), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 68-11-1
Its molecular formula C2H4O2S comprises 2 C, 4 H, 2 O, 1 S atoms.
Also known as: Mercaptoacetic acid · 巯基乙酸
Category: organic chemicals
The CAS registry number of Mercaptoacetic acid is 68-11-1.
Molecular formula C2H4O2S, molecular weight 92.12.
It is also registered under: Mercaptoacetic acid, 巯基乙酸.
Recorded applications: CIR ingredient: Thioglycolic Acid, Used to manufacture drugs, permanent wave solutions, and other chemicals, Concentrations are up to 11% in hair products and 5% in depilatories, Dressing Hair.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Mercaptoacetic acid (CAS 68-11-1), compiled from public chemistry databases.
| CAS Registry Number | 68-11-1 |
|---|---|
| PubChem CID | 1133 |
| Molecular formula | C2H4O2S |
| IUPAC name | 2-sulfanylacetic acid |
| UNII (FDA) | 7857H94KHM |
| Molecular Weight | 92.12 |
|---|---|
| XLogP3 | 0.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 91.99320054 |
| Monoisotopic Mass | 91.99320054 |
| Topological Polar Surface Area | 38.3 |
| Heavy Atom Count | 5 |
| Boiling Point | 248 °F at 20 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 120 °C at 20 mm Hg |
| Boiling Point | 120 °C |
| Boiling Point | 248 °F at 20 mmHg |
| Melting Point | 2.3 °F (NTP, 1992) |
| Melting Point | -16.5 °C |
| Melting Point | 2.3 °F |
| Melting Point | 2 °F |
| Flash Point | 235 °F (NTP, 1992) |
| Flash Point | 126 °C, open cup |
mercaptoacetic acid; thioglycolic acid; 68-11-1; 2-Mercaptoacetic acid; 2-Thioglycolic acid; Thioglycollic acid; Acetic acid, mercapto-; Sulfanylacetic acid; Thiovanic acid; Mercaptoessigsaeure; Glycolic acid, thio-; USAF CB-35; Acide thioglycolique; Glycolic acid, 2-thio-; Mercaptoethanoic acid; Kyselina thioglykolova
| Regulatory & Food Contact | CIR / INCI: Cosmetic ingredients (Thioglycolic Acid) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Reducing; Hair waving or straightening; Depilatory |
|---|
| Reported hazard statements | H301, H311, H314, H331, H317 (11.2%), H318 (44.4%), H330 (16%), H332 |
|---|
H301: Toxic if swallowed [Danger Acute toxicity, oral]
H311: Toxic in contact with skin [Danger Acute toxicity, dermal]
Mercaptoacetic acid · CAS 68-11-1 · C2H4O2S. UNII 7857H94KHM. Boiling Point: 248 °F at 20 mmHg (NTP, 1992); Boiling Point: 120 °C at 20 mm Hg; Boiling Point: 120 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 巯基乙酸