5-Mercapto-3-(p-tolyl)-1,3,4-thiadiazole-2(3H)-thione CAS 255715-89-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 255715-89-0 |
| Molecular Formula | C9H8N2S3 |
| Molecular Weight | 240.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Mercapto-3-(p-tolyl)-1,3,4-thiadiazole-2(3H)-thione (CAS 255715-89-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H8N2S3. Molecular weight: 240.37 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H8N2S3 |
| Molecular Weight | 240.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 3 |
Related Mercapto Standards
- 5-Mercapto-3-(m-tolyl)-1,3,4-thiadiazole-2(3H)-thione (CAS 731827-16-0)
- 5-Ethyl-2-mercapto-3,6-dimethylthieno[2,3-d]pyrimidin-4(3h)-one (CAS 733015-19-5)
- 1-(3-(3-Mercapto-5-methyl-4H-1,2,4-triazol-4-yl)propyl)pyrrolidin-2-one (CAS 917746-82-8)
- 2-Mercapto-5-((4-methylpiperazin-1-yl)methyl)pyrimidin-4-ol (CAS 952183-05-0)
- 2-(3-mercapto-5-thien-2-yl-4H-1,2,4-triazol-4-yl)acetamide (CAS 929972-36-1)
- 7-Ethyl-8-mercapto-1,3-dimethyl-3,7-dihydro-purine-2,6-dione (CAS 335403-18-4)
- 1-(2-(5-Mercapto-1,3,4-oxadiazol-2-yl)ethyl)pyrimidine-2,4(1h,3h)-dione (CAS 1215906-72-1)
- (5E)-2-Mercapto-5-[(5-methyl-2-thienyl)methylene]-1,3-thiazol-4(5H)-one (CAS 341515-12-6)
Recommended Standards
- n-((5-Methylthiophen-2-yl)methyl)-2-morpholinoethan-1-amine (CAS 880811-91-6)
- 5-Chloro-4-hydroxy-3-(trifluoromethyl)phenylboronic acid (CAS 2121511-51-9)
- N-(2-(Dimethylamino)-2-(thiophen-3-yl)ethyl)isobutyramide (CAS 946373-61-1)
- Methyl 3-ethyl-1H-pyrazole-5-carboxylate (CAS 834869-10-2)
- (S)-Rasagiline HCl (CAS 136236-50-5)
- 1-ETHENYL-3-FLUORO-BENZENE 3-Fluorostyrene 350-51-6 AS03775 BENZENE, 1-ETHENYL-3-FLUORO- M-FLUOROSTYRENE (CAS 350-51-6)
- Ethyl 3-Azabicyclo[3.1.0]hexane-6-carboxylate (CAS 179236-79-4)
- 6-Chloroisothiazolo[5,4-b]pyridine-3-carboxylic acid (CAS 932702-35-7)
- 9-([1,1'-Biphenyl]-4-yl)-11-bromo-9H-dibenzo[a,c]carbazole (CAS 1956379-30-8)
- Semaglutide Impurity 188 (CAS CATO-C4X-2226188)
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