Sodium thioglycolate is a sulfur-containing organic compound used as a reducing agent in various chemical processes. It is a colorless to pale yellow liquid with a strong, unpleasant odor. Known for its ability to reduce disulfide bonds to sulfhydryl groups, it is widely used in the hair care industry for permanent waving and straightening treatments. Additionally, sodium thioglycolate is employed in the manufacturing of pharmaceuticals, dyes, and rubber chemicals. Its effectiveness in breaking and reforming chemical bonds makes it a versatile ingredient in the chemical and cosmetic industries.
描述
Sodium thioglycolateCAS#367-51-1
| Sodium thioglycolate Chemical Properties |
| Melting point | >300 ??C (lit.) |
| vapor pressure | <0.1 hPa (25 ??C) |
| storage temp. | -20??C |
| solubility | 609.1g/l |
| form | solid |
| pka | 3.82[at 20 ??] |
| color | White powder |
| Odor | Stench odour |
| PH Range | 6.5 – 8 at 114 g/l at 25 ??C |
| PH | 6.7 (100g/l, H2O, 20??) |
| Water Solubility | soluble |
| Sensitive | Air Sensitive & Hygroscopic |
| Merck | 14,8692 |
| BRN | 4569109 |
| Exposure limits | ACGIH: TWA 1 ppm (Skin) |
| LogP | -2.99 at 20?? |
| CAS DataBase Reference | 367-51-1(CAS DataBase Reference) |
| EPA Substance Registry System | Sodium thioglycolate (367-51-1) |
| Safety Information |
| Hazard Codes | Xn |
| Risk Statements | 22-38-36/37/38 |
| Safety Statements | 36-28-26 |
| RIDADR | 2811 |
| WGK Germany | 1 |
| RTECS | AI7700000 |
| F | 3-10-13-23 |
| TSCA | Yes |
| HazardClass | 6.1(b) |
| PackingGroup | III |
| HS Code | 29309070 |
| Toxicity | LD50 i.p. in rats: 148 mg/kg, Freeman, Rosenthal, Fed. Proc.?11,?347 (1952) |
