2-(Chloromethyl)-1,5,6,7,8,9-hexahydro-4H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-4-one CAS 1044548-70-0
| CAS No. | 1044548-70-0 |
| Molecular Formula | C12H13ClN2OS |
| Molecular Weight | 268.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 268.76 g/mol gives 2-(Chloromethyl)-1,5,6,7,8,9-hexahydro-4H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-4-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(Chloromethyl)-1,5,6,7,8,9-hexahydro-4H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-4-one (CAS 1044548-70-0), molecular formula C12H13ClN2OS and molecular weight 268.76 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, 2-(Chloromethyl)-1,5,6,7,8,9-hexahydro-4H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-4-one is typically off-white to pale yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 268.76 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 2-(Chloromethyl)-1,5,6,7,8,9-hexahydro-4H-cyclohepta[4,5]thieno[2,3-d]pyrimidin-4-one 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 | C12H13ClN2OS |
| Molecular Weight | 268.76 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloromethyl Standards
- 2-Chloromethyl-7-methyl-5,6,7,8-tetrahydro-3H-benzo[4,5]thieno[2,3-d]pyrimidin-4-one (CAS 728908-04-1)
- 4-(chloromethyl)-1-cyclopentyl-2-(trifluoromethyl)benzene (CAS 957208-65-0)
- 4-(Chloromethyl)-1,3-diphenyl-1h-pyrazole (CAS 55432-05-8)
- 6374-87-4 9, 2-(chloromethyl)- Anthraquinone, 2-(chloromethyl)- NSC-401159 NSC401159 (CAS 6374-87-4)
- 2-((5-(Chloromethyl)thiophen-2-yl)oxy)benzoic acid (CAS 136309-62-1)
- 4-(Chloromethyl)-2-(3-methyl-4-nitrophenyl)thiazole (CAS 41963-30-8)
- 3-(Chloromethyl)-5-[(3,4-dimethoxyphenyl)methyl]-1,2,4-oxadiazole (CAS 1038981-80-4)
- 5-(Chloromethyl)-3-[4-(dimethoxymethyl)phenyl]-1,2,4-oxadiazole (CAS 1119449-59-0)
Recommended Standards
- 3-Chloro-4-(((3,5-dimethylisoxazol-4-yl)methyl)thio)aniline (CAS 1096257-79-2)
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- Carebastine Impurity 6 (CAS CATO-C4X-31696)
- 5-Chloro-2-(phenylthio)-1H-indole (CAS 227803-36-3)
- 3-Fluoro-5-(trifluoromethoxy)aniline (CAS 1352999-96-2)
- 2-Chloro-5-(difluoromethyl)isonicotinaldehyde (CAS 1805303-89-2)
- N1-(4-nitro-2-(trifluoromethyl)phenyl)propane-1,3-diamine (CAS 381241-12-9)
- 2-(5-Chloro-2-methoxyphenyl)propan-2-amine hydrochloride (CAS 1909348-43-1)
- 1-(tert-Butoxycarbonyl)-6-phenylpiperidine-3-carboxylic acid (CAS 885275-13-8)
- 3-(1-Cbz-4-piperidyl)-2-(Boc-amino)propanoic Acid (CAS 195877-90-8)
- Bromocyclohexane (CAS 108-85-0)
- 2-((Cyclopropylmethoxy)methyl)-3-methylbutane-1-sulfonyl chloride (CAS 1490716-69-2)
- T-Peptide (CAS 2022956-62-1)
Why CATO?
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