4-(Methylamino)-2-(methylthio)pyrimidine-5-carbohydrazide CAS 866884-87-9
| CAS No. | 866884-87-9 |
| Molecular Formula | C7H11N5OS |
| Molecular Weight | 213.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Methylamino)-2-(methylthio)pyrimidine-5-carbohydrazide (CAS 866884-87-9), molecular formula C7H11N5OS and molecular weight 213.26 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H11N5OS, 4-(Methylamino)-2-(methylthio)pyrimidine-5-carbohydrazide contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 213.26 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 4-(Methylamino)-2-(methylthio)pyrimidine-5-carbohydrazide 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 | C7H11N5OS |
| Molecular Weight | 213.26 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Methylamino Standards
- Methyl 4-(methylamino)-2-(methylthio)pyrimidine-5-carboxylate (CAS 1823882-97-8)
- 4-{4-[(methylamino)methyl]-1,3-oxazol-2-yl}benzonitrile (CAS 1443981-39-2)
- 4-(methylamino)quinazoline-7-carboxylic acid (CAS 941236-69-7)
- 158747-11-6 4-Methylamino-cyclohexanone(2',2'-dimethyltrimethylene ketal) N,3,3-Trimethyl-1,5-dioxaspiro[5.5]undecan-9-amine (CAS 158747-11-6)
- Methyl (6-(methylamino)-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)carbamate (CAS 887570-33-4)
- 2-(Methylamino)-1-(4-methylquinolin-2-yl)ethanone (CAS 90173-69-6)
- 5-((Methylamino)methyl)-1,2-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-4-one (CAS 890647-74-2)
- Ethyl 2-(methylamino)-4-(1h-1,2,4-triazol-1-yl)butanoate (CAS 1339637-30-7)
Recommended Standards
- 4-(5-Formylthiophen-2-yl)benzonitrile, >97% (CAS 220399-23-5)
- 4-Amino-2-(methylthio)-5-pyrimidinecarboxylic Acid Ethyl Ester (CAS 776-53-4)
- 4-(5-Formyl-3-thienyl)benzonitrile (CAS 893737-02-5)
- 5H-Thiochromeno[2,3-b]pyridin-5-one (CAS 5698-68-0)
- 2-(3,4-Dimethoxyphenyl)-N-(3-methylbenzyl)ethan-1-amine hydrobromide (CAS 1609407-36-4)
- 2,5-Dimethylbenzo[d][1,3]selenazole (CAS 2818-89-5)
- 4-Bromo-5,6-dichloro-1-(tetrahydro-2H-pyran-2-yl)-1H-indazole (CAS 2368910-23-8)
- (1s,4s,6r)-5-(Tert-butoxycarbonyl)-7,7-difluoro-2-oxa-5-azabicyclo[4.1.0]heptane-4-carboxylic acid (CAS 1955473-86-5)
- 2-(Azetidin-3-ylidene)acetonitrile 4-methylbenzenesulfonic acid (CAS 2375195-72-3)
- (2E)-3-[4-(aminosulfonyl)phenyl]acrylic acid (CAS 147723-92-0)
- (5S)-5-[3-(1,1,2,2,3,3,3-heptadeuteriopropoxy)-4-methoxyphenyl]-5-methyl-1,3-oxazolidin-2-one (CAS 1795786-04-7)
- 2-((3-(3-Chloro-4-fluorophenyl)prop-2-yn-1-yl)oxy)tetrahydro-2H-pyran (CAS 680579-99-1)
- (S)-2-ethylpyrrolidine-2-carboxylic acid hydrochloride (CAS 1431699-61-4)
- [D-Ser8]-Semaglutide A (CAS CATO-C4X-2226116)
Why CATO?
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