2-methyl-6,7-dihydropyrazolo[1,5-a]pyrimidin-5(4H)-one CAS 380391-51-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 380391-51-5 |
| Molecular Formula | C7H9N3O |
| Molecular Weight | 151.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-methyl-6,7-dihydropyrazolo[1,5-a]pyrimidin-5(4H)-one (CAS 380391-51-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H9N3O. Molecular weight: 151.17 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H9N3O |
| Molecular Weight | 151.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related methyl Standards
- 6,7-Dihydropyrazolo[1,5-a]pyrimidine-4(5H)-carbaldehyde (CAS 126352-82-7)
- 2-Methyl-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one (CAS 1301714-05-5)
- 5,6-dihydropyrazolo[1,5-d][1,2,4]triazine-4,7-dione (CAS 56976-96-6)
- 2-Methyl-6,7-dihydropyrazolo[1,5-a]pyrimidin-5-amine (CAS 868846-31-5)
- 2,3-Dihydropyrazolo[5,1-b]oxazole-6-carboxylic Acid (CAS 1239722-75-8)
- 2,3-Dihydropyrazolo[5,1-b]oxazole-7-carboxylic acid (CAS 1286755-21-2)
- (2-Methyl-2,3-dihydropyrazolo[5,1-b]oxazol-2-yl)methanol (CAS 2894830-79-4)
- 2,3-Dihydropyrazolo[5,1-b]thiazole-6-carbaldehyde (CAS 623565-43-5)
Recommended Standards
- 2-Methoxy-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidine (CAS 947305-13-7)
- 2-Methylisonicotinohydrazide hydrochloride (CAS 3758-59-6)
- 2-Ethyl-1H-pyrazolo[1,5-b][1,2,4]triazol-7-amine (CAS 227610-59-5)
- 5-Bromo-2,3-dihydro-7-iodo-1,4-dioxino[2,3-c]pyridine (CAS 2757008-36-7)
- 4-(Acetoxymethyl)-3-bromobenzoic acid (CAS 90772-73-9)
- 2'-Methoxy-[1,1'-biphenyl]-3-ol (CAS 59920-54-6)
- (2E)-1-(4-Bromophenyl)-3-(2,5-dimethoxyphenyl)prop-2-en-1-one (CAS 915032-80-3)
- 23868-34-0 TBABF Tetrabutylammonium bifluoride Tetrabutylammonium difluoride Tetrabutylammonium hydrogen difluoride solution (CAS 23868-34-0)
- Propan-2-yl 2-propan-2-yloxybenzoate (CAS 6270-67-3)
- 81988-89-8 UH11FDQ454 Ramoplanin A(sub 3) Ramoplanin A3 (S)-2-(3-Chloro-4-hydroxyphenyl)-N-(N(sup 2)-((2Z,4Z)-8-methyl-2,4-nonadienoyl)-(S)-asparaginyl-(2S,3S)-3-hydroxyasparaginyl-(R)-2-(p-hydroxyphenyl)glycyl-(R)-ornithyl-(2R,3R)-allothreonyl-2-(p-hydroxyphenyl)glycyl-2-(p-hydroxyphenyl)glycyl-(2S,3S)-allothreonyl-(S)-phenylalanyl-(R)-ornithyl-(S)-2-(p-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycyl-(2R,3R)-allothreonyl-(S)-2-(p-hydroxyphenyl)glycylglycyl-(S)-leucyl-(R)-alanyl)glycine psi1-lactone Ramoplanin A 1 (peptide moiety), 1-(N(sup 2)-methyl-1-oxo-2,4-nonadienyl)-L-asparagine)-11-(L-2-(4-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycine)-, (Z,Z)- UNII-UH11FDQ454 (CAS 81988-89-8)
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