5-amino-3-methyl-2,3-dihydro-1,3,4-thiadiazol-2-one CAS 85073-03-6
| CAS No. | 85073-03-6 |
| Molecular Formula | C3H5N3OS |
| Molecular Weight | 131.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-amino-3-methyl-2,3-dihydro-1,3,4-thiadiazol-2-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
5-amino-3-methyl-2,3-dihydro-1,3,4-thiadiazol-2-one (CAS 85073-03-6) is a high-purity analytical reference standard with the molecular formula C3H5N3OS and a molecular weight of 131.16 g/mol.
5-amino-3-methyl-2,3-dihydro-1,3,4-thiadiazol-2-one (C3H5N3OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C3H5N3OS |
| Molecular Weight | 131.16 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-(Mercaptomethyl)-1H-1,2,4-triazol-3(2H)-one (CAS 23968-85-6)
- 5-mercapto-1-methyl-1,2-dihydro-3H-1,2,4-triazol-3-one (CAS 22244-62-8)
- 5-(Hydroxymethyl)-1H-1,2,4-triazole-3(2H)-thione (CAS 221524-72-7)
- (3-methylmorpholin-3-yl)methanol (CAS 1003-81-2)
- Diethyl 2-oxomalonate hydrate (CAS 133318-40-8)
- 4,4,5,5-tetramethyl-2-(3-(trifluoromethoxy)phenyl)-1,3,2-dioxaborolane (CAS 262376-31-8)
- (2S)-2-Hydroxy-3-methylbutanoic Acid D8 (CAS 1509909-35-6)
- (Z)-N-Hydroxy-4-(1,2,4-triazol-1-ylmethyl)benzenecarboximidamide (CAS 1016822-34-6)
- 1-Chloro-6,7-dihydrobenzo[c]thiophen-4(5H)-one (CAS 34967-78-7)
- 2-(4-Methyl-1,3-thiazol-2-yl)acetamide (CAS 173739-73-6)
- (1s,4s)-4-(4-methylpiperazin-1-yl)cyclohexan-1-amine trihydrochloride (CAS 1461689-22-4)
- (S)-1-(1,3-Dihydroisobenzofuran-4-yl)ethan-1-amine hydrochloride (CAS 2771237-65-9)
- 4-Ethyl-N,N-dimethylpyrrolidin-3-amine (CAS 1423034-89-2)
- Insulin Degludec Impurity 14 (CAS CATO-C4X-215714)
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