2-chlorothieno[2,3-d]pyrimidin-6-amine CAS 1638761-08-6
| CAS No. | 1638761-08-6 |
| Molecular Formula | C6H12ClN3S |
| Molecular Weight | 193.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 193.70 g/mol gives 2-chlorothieno[2,3-d]pyrimidin-6-amine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2-chlorothieno[2,3-d]pyrimidin-6-amine (CAS 1638761-08-6), a certified reference material (molecular formula C6H12ClN3S, MW 193.70 g/mol) for analytical method development and quality control.
Owing to a nitrile group, sulfur-containing functionality, chlorine substitution, 2-chlorothieno[2,3-d]pyrimidin-6-amine is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 193.70 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 2-chlorothieno[2,3-d]pyrimidin-6-amine 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 | C6H12ClN3S |
| Molecular Weight | 193.70 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related chlorothieno Standards
- 4-chlorothieno[2,3-d]pyrimidin-2-amine (CAS 1160994-61-5)
- 6-chlorothieno[2,3-b]pyridin-4-ol (CAS 99429-86-4)
- 7-Chlorothieno[3,2-b]pyridine-3-carbonitrile (CAS 1296224-05-9)
- 3-Chlorothieno[2,3-b]pyridine-2-carbonitrile (CAS 72832-31-6)
- 4-Chlorothieno[2,3-b]pyridine-5-carbonitrile (CAS 63873-61-0)
- 7-Chlorothieno[3,2-b]pyridine-6-carbonitrile (CAS 700844-09-3)
- 6-chlorothieno[3,2-c]pyridin-2-amine (CAS 1638764-29-0)
- 6-chlorothieno[2,3-b]pyridin-2-amine (CAS 1638771-87-5)
Recommended Standards
- 6-chlorothiazolo[5,4-c]pyridin-2-amine (CAS 1206250-50-1)
- 5-chlorothiazolo[5,4-b]pyridin-2-amine (CAS 31784-71-1)
- (2,5-Dimethyl-1,4-phenylene)diboronic acid (CAS 90085-60-2)
- 2,3,3-Trichloroacryloyl chloride (CAS 815-58-7)
- 2,2-Dimethyl-1,3-benzodioxole-4-acetic Acid Methyl Ester (CAS 38515-62-7)
- (E)-N'-(5-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)pyrimidin-2-yl)-N-methoxyformimidamide (CAS 339010-72-9)
- 1-(2,6-Difluorophenyl)-N-methylmethanamine hydrochloride (CAS 1956377-77-7)
- (E)-3-(Dimethylamino)-1-(thiophen-3-yl)prop-2-en-1-one (CAS 206563-67-9)
- Methyl 3-(4-chloro-1h-pyrazol-1-yl)-2-(isopropylamino)propanoate (CAS 1248441-54-4)
- 2-Oxo-2H-pyran-5-carbaldehyde (CAS 18327-02-1)
- 2-Bromo-5-chloro-3-fluoropyridine (CAS 514797-97-8)
- Zirconium(II) sulfate (CAS 13824-85-6)
- 1-(5-Bromo-2-fluorophenyl)ethane-1,2-diamine hydrochloride (CAS 1089352-42-0)
- Insulin Degludec Impurity 14 (CAS CATO-C4X-215714)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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