1187830-86-9 1H-Isoquinoline-2,4-dicarboxylic acid 2-tert-butyl ester 4-methyl ester RP07873 CAS 1187830-86-9
| CAS No. | 1187830-86-9 |
| Molecular Formula | C16H19NO4 |
| Molecular Weight | 289.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1187830-86-9 1H-Isoquinoline-2,4-dicarboxylic acid 2-tert-butyl ester 4-methyl ester RP07873 (CAS 1187830-86-9), molecular formula C16H19NO4 and molecular weight 289.33 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H19NO4, 1187830-86-9 1H-Isoquinoline-2,4-dicarboxylic acid 2-tert-butyl ester 4-methyl ester RP07873 contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 289.33 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.
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 1187830-86-9 1H-Isoquinoline-2,4-dicarboxylic acid 2-tert-butyl ester 4-methyl ester RP07873 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 | C16H19NO4 |
| Molecular Weight | 289.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
Related H Standards
- Isoquinoline, 1,8-dibromo- (CAS 120258-67-5)
- 4-(Isoquinoline-4-carbonyl)benzonitrile (CAS 1187167-84-5)
- 6-Methyl-isoquinoline-5-sulfonyl chloride (CAS 949109-33-5)
- isoquinoline-6-sulfonyl chloride (CAS 107322-01-0)
- Isoquinoline-7,8-dione (CAS 86433-73-0)
- Isoquinoline-7-sulfonyl chloride (CAS 1374652-25-1)
- Isoquinoline-3-sulfonyl chloride (CAS 1426231-94-8)
- Isoquinoline-4-sulfonyl chloride (CAS 347146-79-6)
Recommended Standards
- (2-Methylpyridin-4-yl)(3-phenoxyphenyl)methanone (CAS 1187171-22-7)
- N-[3-(Quinoxalin-2-yl)phenyl]cyclopropanecarboxamide (CAS 1192655-71-2)
- (3-Methylpyridin-2-yl)(4-phenoxyphenyl)methanone (CAS 1187171-17-0)
- n2-(Tert-butoxycarbonyl)-n6-carbamoyl-d-lysine (CAS 121080-97-5)
- 7-Bromo-1H-indole-3-sulfonamide (CAS 2138184-19-5)
- (4R)-4-(fluoromethyl)-1,3-oxazolidin-2-one (CAS 2227197-78-4)
- (1-(3-Fluorophenyl)-1h-imidazol-2-yl)methanamine hydrochloride (CAS 2490705-23-0)
- 2-(Chloromethyl)-4-cyano-3-(difluoromethyl)-5-methylpyridine (CAS 1806984-27-9)
- [1,2,4]Triazolo[4,3-a]pyridine-6-carbonitrile (CAS 1019024-64-6)
- 2-((4-Fluorobenzyl)thio)-5-(thieno[2,3-b]quinolin-2-yl)-1,3,4-oxadiazole (CAS 692737-18-1)
- 5-(3-Aminobenzyl)thiazolidine-2,4-dione (CAS 365250-55-1)
- 1-((Diethylamino)methyl)cyclopentan-1-amine dihydrochloride (CAS 2098054-00-1)
- 9H-fluorene-2,7-disulfonyl dichloride (CAS 1835-76-3)
- Semaglutide impurity 235 (CAS CATO-C4X-2226235)
Why CATO?
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