3-(5-Chloro-2-(methylthio)pyrimidin-4-yl)-3-oxo-2-(4-oxo-3,4-dihydroquinazolin-2-yl)propanenitrile CAS 328033-13-2
| CAS No. | 328033-13-2 |
| Molecular Formula | C16H10ClN5O2S |
| Molecular Weight | 371.80 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-(5-Chloro-2-(methylthio)pyrimidin-4-yl)-3-oxo-2-(4-oxo-3,4-dihydroquinazolin-2-yl)propanenitrile 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.
3-(5-Chloro-2-(methylthio)pyrimidin-4-yl)-3-oxo-2-(4-oxo-3,4-dihydroquinazolin-2-yl)propanenitrile (CAS 328033-13-2), molecular formula C16H10ClN5O2S and molecular weight 371.80 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-(5-Chloro-2-(methylthio)pyrimidin-4-yl)-3-oxo-2-(4-oxo-3,4-dihydroquinazolin-2-yl)propanenitrile (C16H10ClN5O2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 371.80 g/mol, it falls into the moderately-high-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 | C16H10ClN5O2S |
| Molecular Weight | 371.80 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Chloro Standards
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Recommended Standards
- 3-[(4-Chlorophenyl)methyl]-2-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-4-one (CAS 866042-14-0)
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- 4-Amino-3-(4-chlorophenyl)-6-(thiophen-3-yl)-3,7-dihydropyrimido[5,4-d]pyrimidine-2,8-dione (CAS 634155-03-6)
- 1119391-59-1 3-(4-chlorophenyl)-4-imino-6-(thiophen-2-yl)-1H,2H,3H,4H,7H,8H-[1,3]diazino[5,4-d]pyrimidine-2,8-dione MS-10940 (CAS 1119391-59-1)
- (2-Chlorophenyl)(2-(piperidin-1-ylmethyl)phenyl)methanone (CAS 804437-65-8)
- 4-Cyclopropyl-1H-imidazole-2-carbonitrile hydrochloride (CAS 2173991-69-8)
- CAS 2139348-60-8 (CAS 2139348-60-8)
- {[4-(Benzyloxy)phenyl]methyl}({[4-(trifluoromethyl)-1H-imidazol-2-yl]methyl})amine (CAS 1186194-71-7)
- N-(4-ethylphenyl)-4-methylbenzenesulfonamide (CAS 1506-96-3)
- (3,5-Dimethyl-4-((4-methylpiperazin-1-yl)sulfonyl)phenyl)boronic acid (CAS 1704068-75-6)
- Methyl 4-methyl-4-nitropentanoate (CAS 16507-02-1)
- 2-(Piperazin-1-yl)phenol dihydrobromide (CAS 58260-69-8)
- Delgocitinib impurity N2 (CAS 36140-83-7)
- ([13C6]Leu14)-Glucagon (1-29) (human, rat, porcine) trifluoroacetate salt (CAS 1802078-39-2)
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