5-Chloro-2-(methylsulfinyl)pyrimidine CAS 79685-10-2
| CAS No. | 79685-10-2 |
| Molecular Formula | C5H5ClN2OS |
| Molecular Weight | 176.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-2-(methylsulfinyl)pyrimidine (CAS 79685-10-2), molecular formula C5H5ClN2OS and molecular weight 176.62 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-Chloro-2-(methylsulfinyl)pyrimidine (C5H5ClN2OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 176.62 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-Chloro-2-(methylsulfinyl)pyrimidine 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.
Physical & Chemical Properties
| Molecular Formula | C5H5ClN2OS |
| Molecular Weight | 176.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 4-Chloro-5-methylthiophene-2-carboxylic acid (CAS 123418-43-9)
- 2-Chloro-5-methylthiazole-4-carboxamide (CAS 1379296-94-2)
- 2-Chloro-1-(4-methyl-1,2,3-thiadiazol-5-yl)ethan-1-one (CAS 1504719-85-0)
- (Z)-5-chloro-n'-hydroxythiophene-2-carboximidamide (CAS 90981-26-3)
- 2-Chloro-4-methylthiazole-5-carboxamide (CAS 856658-33-8)
- 2-Chloro-4-methylthiophene-3-carboxylic Acid (CAS 85345-22-8)
- 2-chloro-5-fluoro-4-prop-1-ynyl-pyrimidine (CAS 2748015-16-7)
- 2-Chloro-5-methylthiophene-3-carboxylic acid (CAS 54494-61-0)
Recommended Standards
- 4-Methoxythiophene-3-carbonyl chloride (CAS 224649-28-9)
- 5-Chloro-2-(methylthio)pyrimidin-4-ol (CAS 61044-94-8)
- 4-Chloro-2-(methylsulfinyl)pyrimidine (CAS 97229-10-2)
- 5-Chloro-3-methylthiophene-2-carboxylic acid (CAS 91505-28-1)
- 2,7-Dimethyl-1H-pyrrolo[3,2-c]pyridine-3-carboxylic acid (CAS 1227267-10-8)
- (R)-4-((Ethyl(phenyl)amino)methyl)-4,5-dihydrooxazol-2-amine (CAS 1048346-68-4)
- N-Cyclopropyl-2-fluoro-4-nitrobenzamide (CAS 1456980-84-9)
- 1-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)pyrrolidin-2-one (CAS 1201644-51-0)
- 6-{1-[3-(trifluoromethyl)phenyl]-1H-pyrazol-5-yl}-2H,3H,5H-[1,3]thiazolo[3,2-a]pyrimidin-5-one (CAS 955966-55-9)
- 2,5-Dichloro-3-fluorobenzyl chloride (CAS 1806354-31-3)
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- Benzyl 2-[[(2R)-2-[[2-(tert-Butoxycarbonylamino)acetyl]amino]-4-methyl-pentanoyl]amino]acetate (CAS 2126144-18-9)
- (R)-4-((1H-indol-3-yl)methyl)oxazolidin-2-one (CAS 157636-81-2)
- Insulin Detemir (CAS 169148-63-4)
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