4-Acetyl-2-thioxo-1,2-dihydropyrimidine-5-carboxylic acid CAS 62328-12-5
| CAS No. | 62328-12-5 |
| Molecular Formula | C7H6N2O3S |
| Molecular Weight | 198.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-Acetyl-2-thioxo-1,2-dihydropyrimidine-5-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
4-Acetyl-2-thioxo-1,2-dihydropyrimidine-5-carboxylic acid (CAS 62328-12-5), molecular formula C7H6N2O3S and molecular weight 198.20 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Acetyl-2-thioxo-1,2-dihydropyrimidine-5-carboxylic acid (C7H6N2O3S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 198.20 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C7H6N2O3S |
| Molecular Weight | 198.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Acetyl Standards
- 5-Thioxo-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamide (CAS 124558-05-0)
- 3-Methyl-7-thioxo-6,7-dihydro-4h-[1,3,4]thiadiazolo[2,3-c][1,2,4]triazin-4-one (CAS 89713-38-2)
- 2-Thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one (CAS 56022-26-5)
- 2-Thioxo-2,3-dihydrobenzo[d]oxazole-5-carboxylic acid (CAS 7341-98-2)
- 2-Thioxo-2,3,6,7-tetrahydro-[1,3,4]thiadiazolo[3,2-a][1,3]diazepin-8(5H)-one (CAS 887201-49-2)
- N-(5-Thioxo-4,5-dihydro-1,3,4-thiadiazol-2-yl)cyclopropanecarboxamide (CAS 391864-20-3)
- 2-Thioxo-2,3-dihydro-1H-benzimidazole-5-carboxylic acid 2-thioxo-2,3-dihydro-1H-benzo[d]imidazole-5-carboxylic acid 58089-25-1 (CAS 58089-25-1)
- 5-methyl-2-thioxo-1H-thieno[2,3-d]pyrimidin-4-one (CAS 926270-91-9)
Recommended Standards
- 4,6-Dimethyl-[1,2,5]thiadiazolo[3,4-d]pyrimidine-5,7(4H,6H)-dione (CAS 4712-49-6)
- 4-Amino-2-(methylsulfonyl)pyrimidine-5-carbonitrile (CAS 98198-13-1)
- 4-(6-Fluoro-3-pyridinyl)benzonitrile (CAS 832735-44-1)
- 4-Azidobenzenesulfonamide (CAS 36326-86-0)
- 2,2,2-Trifluoro-1-(4-(isobutylthio)phenyl)ethan-1-one (CAS 1443343-52-9)
- Methyl 3-bromo-2-methylbenzoate, 97% (CAS 99548-54-6)
- 2-Phenyl-5-methyloxazole-4-carboxylic Acid (CAS 18735-74-5)
- 3-(5-Methyl-1h-pyrazol-1-yl)propanethioamide (CAS 1006460-98-5)
- 1-(Tert-butyl)-1h-tetrazole-5-thiol (CAS 7624-35-3)
- (3AR,5R,6S,6aR)-2,2-dimethyl-5-((trityloxy)methyl)tetrahydrofuro[2,3-d][1,3]dioxol-6-ol (CAS 20590-53-8)
- Valsartan impurity 5 (CAS 676129-92-3)
- 2,6-Dimethoxybenzimidamide hydrochloride (CAS 1171047-31-6)
- Ethyl 4-methyl-2-(pyrrolidin-1-yl)pyrimidine-5-carboxylate (CAS 637003-39-5)
- Tirzepatide Impurity 46 (CAS CATO-C4X-324046)
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 18665070610 / Nicole.chen@cato-chem.com