5-Chlorooxazolo[4,5-b]pyridine-2(3H)-thione CAS 1780141-80-1
| CAS No. | 1780141-80-1 |
| Molecular Formula | C6H3ClN2OS |
| Molecular Weight | 186.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chlorooxazolo[4,5-b]pyridine-2(3H)-thione (C6H3ClN2OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; 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.
5-Chlorooxazolo[4,5-b]pyridine-2(3H)-thione (CAS 1780141-80-1) is a high-purity analytical reference standard with the molecular formula C6H3ClN2OS and a molecular weight of 186.62 g/mol.
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-Chlorooxazolo[4,5-b]pyridine-2(3H)-thione 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 | C6H3ClN2OS |
| Molecular Weight | 186.62 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorooxazolo Standards
- 6-Chlorooxazolo[5,4-b]pyridine-2(1H)-thione (CAS 1206716-59-7)
- 6-Chlorooxazolo[5,4-b]pyridine-2-methanamine (CAS 1368517-69-4)
- 6-Chlorooxazolo[5,4-b]pyridin-2(1H)-one (CAS 1367856-71-0)
- 6-Chlorooxazolo[4,5-β]pyridin-2(3H)-one (CAS 35570-68-4)
- Methyl 2-chlorooxazolo[4,5-c]pyridine-6-carboxylate (CAS 1260665-37-9)
- 7-Chlorooxazolo[5,4-d]pyrimidine (CAS 1268522-12-8)
- 4-Chlorooxazolo[4,5-c]pyridine (CAS 1159829-15-8)
- 4-Chlorooxazolo[5,4-c]pyridine (CAS 1159829-58-9)
Recommended Standards
- 7-Chlorothiazolo[5,4-d]pyrimidin-2-amine (CAS 1578216-09-7)
- 7-Chlorothieno[2,3-d]pyridazin-4(5H)-one (CAS 19137-24-7)
- 3-chloro-5-(thiophen-3-yl)-1,2,4-oxadiazole (CAS 1443981-98-3)
- 6-Chlorothieno[2,3-d]pyrimidin-4(3H)-one (CAS 1934692-90-6)
- 21811-74-5 Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, ar-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-3',6'-dihydroxy-, monohydrochloride Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-3',6'-dihydroxy-, hydrochloride (1:1) Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-3',6'-dihydroxy-, monohydrochloride 5-((4,6-Dichlorotriazin-2-yl)amino)fluorescein hydrochloride (CAS 21811-74-5)
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- 6-Chloro-5-nitropyridin-3-yl acetate (CAS 1936022-06-8)
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