6-Amino-5-bromo-2-(ethylthio)pyrimidin-4(3H)-one CAS 77708-90-8
| CAS No. | 77708-90-8 |
| Molecular Formula | C6H8BrN3OS |
| Molecular Weight | 250.12 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 6-Amino-5-bromo-2-(ethylthio)pyrimidin-4(3H)-one.
6-Amino-5-bromo-2-(ethylthio)pyrimidin-4(3H)-one (CAS 77708-90-8) is a high-purity analytical reference standard with the molecular formula C6H8BrN3OS and a molecular weight of 250.12 g/mol.
Structurally, 6-Amino-5-bromo-2-(ethylthio)pyrimidin-4(3H)-one (C6H8BrN3OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 250.12 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 6-Amino-5-bromo-2-(ethylthio)pyrimidin-4(3H)-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 | C6H8BrN3OS |
| Molecular Weight | 250.12 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Amino Standards
- Methyl 3-amino-5-bromo-4-methylthiophene-2-carboxylate (CAS 1078789-34-0)
- (R)-2-amino-3-(4-bromothiophen-2-yl)propanoic acid (CAS 1269836-26-1)
- (r)-3-Amino-3-(5-bromothiophen-2-yl)propanoic acid (CAS 1270028-52-8)
- (s)-3-Amino-3-(5-bromothiophen-2-yl)propanoic acid (CAS 1270112-02-1)
- (s)-3-Amino-3-(4-bromothiophen-2-yl)propanoic acid (CAS 1270214-53-3)
- Methyl 3-amino-4-bromo-5-methylthiophene-2-carboxylate (CAS 1313712-49-0)
- Ethyl 3-amino-5-bromothiophene-2-carboxylate (CAS 1418215-46-9)
- (s)-2-Amino-3-(4-bromothiophen-2-yl)propanoic acid (CAS 154593-57-4)
Recommended Standards
- 5-Methyl-3-(perfluoropropyl)-1H-pyrazole (CAS 75823-64-2)
- 9-iodonon-1-yne (CAS 87462-67-7)
- 5,6-difluoro-4-(trifluoromethyl)quinazolin-2(1H)-one (CAS 214288-05-8)
- Pentafluorobenzene-1-sulfonyl fluoride (CAS 36650-04-1)
- 4-Fluorobenzofuran (CAS 24410-58-0)
- (S)-2-(3-(tert-Butyl)-3-methylureido)-3,3-dimethylbutanoic acid (CAS 681809-31-4)
- 4-Bromo-5-(trifluoromethoxy)quinoline (CAS 1823484-29-2)
- 2-(N-Methyl-4-methylbenzenesulfonamido)acetic acid (CAS 2644-99-7)
- Cyclopentenylcytosine (CAS 90597-22-1)
- methyl 3-amino-5-tert-butylthiophene-2-carboxylate (CAS 175137-03-8)
- 4-(Chloromethyl)-5-methyl-2-(3-phenoxyphenyl)oxazole (CAS 1048921-12-5)
- N-(1-(1H-pyrazol-1-yl)propan-2-yl)-5-nitropyridin-2-amine (CAS 1241067-54-8)
- 1-(2,4,5-Trimethylphenyl)pentan-1-one (CAS 1352223-54-1)
- Semaglutide impurity 101 (CAS CATO-C4X-2226101)
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