Thieno[3,2-d][1,3]thiazol-2-amine CAS 66646-11-5
| CAS No. | 66646-11-5 |
| Molecular Formula | C5H4N2S2 |
| Molecular Weight | 156.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Thieno[3,2-d][1,3]thiazol-2-amine (CAS 66646-11-5), molecular formula C5H4N2S2 and molecular weight 156.23 g/mol, is a CATO reference standard with documented purity and traceability.
Thieno[3,2-d][1,3]thiazol-2-amine (C5H4N2S2) contains a nitrile group, sulfur-containing functionality. Its physicochemical properties are representative of its class; 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Thieno[3,2-d][1,3]thiazol-2-amine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H4N2S2 |
| Molecular Weight | 156.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Thieno Standards
- 1H-Thieno[3,4-d]imidazole-2(3H)-thione (CAS 90070-09-0)
- 4H-thieno[3,2-b]pyrrole-6-carbaldehyde (CAS 15811-17-3)
- Thieno[2,3-d]isoxazol-3-ylmethanol (CAS 117366-96-8)
- thieno[3,2-b]pyridin-7-amine (CAS 104273-32-7)
- thieno[3,2-c]pyridin-3-amine (CAS 1159511-16-6)
- thieno[2,3-c]pyridin-2-amine (CAS 1501873-35-3)
- thieno[2,3-b]pyridin-5-amine (CAS 21344-28-5)
- thieno[2,3-c]pyridin-7-amine (CAS 215454-72-1)
Recommended Standards
- rel-((6R,8aR)-Octahydropyrrolo[1,2-a]pyrazin-6-yl)methanol (CAS 2850327-57-8)
- trans-3-Morpholinocyclobutan-1-amine (CAS 2839511-99-6)
- quinazolin-7-ol (CAS 7556-97-0)
- trans-4-Amino-N-methylcyclohexanecarboxamide (CAS 412290-82-5)
- (S)-8-methylchroman-4-amine (CAS 1213596-97-4)
- 1806325-13-2 2,6-Dibromo-4-(difluoromethoxy)phenylacetic acid (CAS 1806325-13-2)
- 4-(3-bromobenzenesulfonyl)butanoic acid (CAS 1338988-44-5)
- 2-((Phenylsulfinyl)methyl)benzoic acid (CAS 25562-83-8)
- Ethyl 6-hydroxy-2-oxo-2H-chromene-3-carboxylate (CAS 70160-51-9)
- 3-(4-Methoxyphenoxy)cyclobutan-1-amine (CAS 1499007-85-0)
- (trans,trans)-4'-Propyl[1,1'-Bicyclohexyl]-4-carboxyllic acid-4-(trans-4-propylcyclohexyl)phenyl ester (CAS 88038-92-0)
- 2-(4-methyl-1H-1,2,3-triazol-1-yl)acetic acid (CAS 887405-58-5)
- Osimertinib Impurity 74 (CAS CATO-C4X-204574)
- Sperm Peptide P10G (H-2424.0001) (CAS 137353-73-2)
Why CATO?
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