3-(4-Aminophenyl)isothiazolo[5,4-d]pyrimidin-4-amine CAS 605660-66-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 605660-66-0 |
| Molecular Formula | C11H9N5S |
| Molecular Weight | 243.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Aminophenyl)isothiazolo[5,4-d]pyrimidin-4-amine (CAS 605660-66-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H9N5S. Molecular weight: 243.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H9N5S |
| Molecular Weight | 243.29 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Aminophenyl Standards
- 2-(N-(4-Aminophenyl)methylsulfonamido)acetamide (CAS 334952-19-1)
- N2-(4-aminophenyl)-N4,N4,6-trimethylpyrimidine-2,4-diamine (CAS 1395786-40-9)
- N6-(4-Aminophenyl)-2,N4,N4-trimethylpyrimidine-4,6-diamine (CAS 1706419-07-9)
- N2-(4-Aminophenyl)-N4-ethyl-6-methylpyrimidine-2,4-diamine (CAS 1706438-19-8)
- N4-(4-Aminophenyl)-N6-ethyl-2-methylpyrimidine-4,6-diamine (CAS 1706442-87-6)
- N4-(4-Aminophenyl)-N2-ethyl-6-methylpyrimidine-2,4-diamine (CAS 1706450-02-3)
- Methyl 6-((4-aminophenyl)amino)nicotinate (CAS 1334490-04-8)
- Ethyl 2-(4-aminophenyl)pyrimidine-5-carboxylate (CAS 1416438-26-0)
Recommended Standards
- 2-[2-(Methylsulfanyl)-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl]pyridine (CAS 303995-85-9)
- 4-Amino-5-(quinolin-2-yl)-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 896837-03-9)
- (R)-N-((S)-1-Cyclopropyl-2,2,2-trifluoroethyl)-2-methylpropane-2-sulfinamide (CAS 2230871-70-0)
- 7-Hydroxy-hexahydropyrrolo[1,2-c][1,3]oxazol-3-one (CAS 151594-05-7)
- 2-(Aziridin-1-yl)-5,6,7-trimethoxyquinazolin-4(1H)-one (CAS 828258-23-7)
- 3-(4-Chloro-3-methyl-1h-pyrazol-1-yl)propan-1-amine (CAS 951235-35-1)
- 6-bromo-3-chloro-4-fluoro-7,8-dihydro-6H-isoquinolin-5-one (CAS 2227362-34-5)
- Sodium 3-(3,4,5-trimethoxyphenyl)acrylate (CAS 127427-04-7)
- 3-Cyclopentyl-2-thioxothiazolidin-4-one (CAS 832133-41-2)
- Semaglutide Impurity 142 (CAS CATO-C4X-2226142)
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