Methyl 3-amino-5-chloro-6-methylpyrazine-2-carboxylate CAS 1131-23-3
| CAS No. | 1131-23-3 |
| Molecular Formula | C7H8ClN3O2 |
| Molecular Weight | 201.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Methyl 3-amino-5-chloro-6-methylpyrazine-2-carboxylate.
CATO supplies Methyl 3-amino-5-chloro-6-methylpyrazine-2-carboxylate (CAS 1131-23-3), a certified reference material (molecular formula C7H8ClN3O2, MW 201.61 g/mol) for analytical method development and quality control.
Structurally, Methyl 3-amino-5-chloro-6-methylpyrazine-2-carboxylate (C7H8ClN3O2) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 201.61 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 Methyl 3-amino-5-chloro-6-methylpyrazine-2-carboxylate 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 | C7H8ClN3O2 |
| Molecular Weight | 201.61 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 4-Amino-2-chloro-5-methoxybenzoic acid (CAS 1001347-19-8)
- Methyl 2-amino-5-chloro-3-hydroxybenzoate (CAS 1007113-32-7)
- Ethyl 6-amino-5-chloropyrimidine-4-carboxylate (CAS 1097250-86-6)
- (2S)-2-amino-2-(3-chloro-4-hydroxyphenyl)acetic acid (CAS 111266-44-5)
- 5-AMino-2-chloro-4-methoxy-benzoic acid (CAS 1143622-07-4)
- methyl 4-amino-3-chloro-2-hydroxybenzoate (CAS 1154415-33-4)
- 2-Amino-3-chloro-4-methoxybenzoic acid (CAS 1180495-74-2)
- 5-Amino-4-chloro-2-methoxybenzoic acid (CAS 1239838-30-2)
Recommended Standards
- methyl 5-chloro-6-(hydroxymethyl)nicotinate (CAS 1134777-22-2)
- Methyl 4-chloro-6-(hydroxymethyl)picolinate (CAS 109880-43-5)
- Methyl (6-chloropyrimidin-4-yl)glycinate (CAS 1086386-57-3)
- 3-Chloro-N-ethyl-5-nitropyridin-2-amine (CAS 1160474-57-6)
- N-[1-((S)-2-Amino-3-methyl-butyryl)-piperidin-2-ylmethyl]-N-methyl-acetamide (CAS 1354028-03-7)
- 1-(3-Amino-propionyl)-pyrrolidin-3-ol hydrochloride (CAS 1220181-17-8)
- 4-Benzyl-1-(3-methylbenzoyl)piperidine (CAS 260428-67-9)
- Fmoc-Lys(2-chloro-Z)-OH (CAS 133970-31-7)
- Methyl (S,E)-5-((tert-butoxycarbonyl)amino)-2,2-dimethyl-5-phenylpent-3-enoate (CAS 2598983-46-9)
- 2-[(3,5-Dibromo-1h-1,2,4-triazol-1-yl)methyl]benzonitrile (CAS 1240574-03-1)
- N-(5-bromo-2-methoxypyridin-3-yl)acetamide (CAS 1257553-90-4)
- 4-Methyl-N-(2-(4-methylpiperazin-1-yl)phenyl)benzamide (CAS 400076-94-0)
- 2-(1H-Imidazol-1-yl)ethan-1-aminedihydrobromide (CAS 167298-66-0)
- Des-Tyr10-Tirzepatide (CAS CATO-CPTD788680)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com