Thiodiphosphoric Acid Tetramethyl Ester CAS 51120-35-5
Purity Technical GradeIn StockPharmaceutical Standards
| CAS No. | 51120-35-5 |
| Molecular Formula | C4H12O5P2S2 |
| Molecular Weight | 266.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Thiodiphosphoric Acid Tetramethyl Ester (CAS 51120-35-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H12O5P2S2. Molecular weight: 266.21 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H12O5P2S2 |
| Molecular Weight | 266.21 g/mol |
| Purity | Technical Grade |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | -1.0 |
| CAS Registry Year (est.) | 1971 |
| Sulfur Atoms | 2 |
Recommended Standards
- Diacetyl 2,4-Dinitrophenylhydrazone (CAS 2256-00-0)
- 5-Amino-3-methyl-1-(4-(trifluoromethyl)phenyl)-1H-pyrazole-4-carbonitrile (CAS 1020057-90-2)
- Baloxavir Marboxil Impurity 240 (CAS CATO-C4X-2108240)
- (4-((4-Bromophenyl)carbamoyl)phenyl)boronic acid (CAS 874287-99-7)
- 2-((2-Cyanobenzyl)(isopropyl)amino)acetic acid (CAS 1179248-29-3)
- (S)-1-(azetidin-3-yl)-3-fluoropyrrolidine (CAS 1257294-17-9)
- 2-AMinobenzenesulfonic acid (1-Methylethylidene)di-4,1-phenylene ester (CAS 68015-60-1)
- N-((1-methyl-1H-pyrazol-4-yl)methyl)-2-(pyridin-2-yl)ethan-1-amine (CAS 1152840-97-5)
- 1,1,1,3,3,3-Hexafluoropropan-2-yl propyl carbonate (CAS 1980034-68-1)
- Des-Ser34-Gly33Tirzepatide (CAS CATO-CPTD788941)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com