2,3-Dihydro-[1,4]dioxino[2,3-b]pyridine-8-carboxylic acid CAS 1228665-94-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1228665-94-8 |
| Molecular Formula | C8H13NO4 |
| Molecular Weight | 187.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-Dihydro-[1,4]dioxino[2,3-b]pyridine-8-carboxylic acid (CAS 1228665-94-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H13NO4. Molecular weight: 187.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H13NO4 |
| Molecular Weight | 187.19 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Dihydro Standards
- 2,3-Dihydro-[1,4]dioxino[2,3-b]pyridine-7-carboxylic acid (CAS 1256818-31-1)
- 1,2-Dihydro-2-methyl-1-oxoisoquinoline-8-carbaldehyde (CAS 1374651-54-3)
- 1,2-Dihydro-2-methyl-1-oxoisoquinoline-6-carbaldehyde (CAS 1374651-73-6)
- 1,2-Dihydro-2-methyl-1-oxoisoquinoline-7-carbaldehyde (CAS 1374652-32-0)
- 2’,3’-dihydro-1’H-spiro[cyclopropane-1,4’-isoquinoline]-1’,3’-dione (CAS 31267-07-9)
- 3227AE 4290-72-6 5,6-Dihydro-4H-pyrrolo[3,2,1-ij]quinoline-1,2-dione C11H9NO2 (CAS 4290-72-6)
- 4,9-Dihydro-1H-imidazo[4,5-g]quinazolin-8-amine (CAS 115420-04-7)
- 1-Acetyl-2,3-dihydro-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile (CAS 561298-00-8)
Recommended Standards
- (E)-2-(Prop-1-en-1-yl)-4H-benzo[d][1,3]oxazin-4-one (CAS 1217821-56-1)
- (S)-1,4-dioxa-7-azaspiro[4.5]decane-8-carboxylic acid (CAS 1234692-61-5)
- (r)-2-Amino-2-(2,6-difluoro-3-methylphenyl)ethan-1-ol (CAS 1213970-49-0)
- 2-(1H-1,3-Benzodiazol-2-yl)-4-chloro-5-(piperidin-1-yl)-2,3-dihydropyridazin-3-one (CAS 554404-38-5)
- 2-Amino-6-chloropyridine-3,5-dicarbonitrile (CAS 51768-01-5)
- 2-Bromo-7-iodo-3-methyl-5H-pyrrolo[2,3-b]pyrazine (CAS 1936142-62-9)
- N-(2-(Allyloxy)phenyl)acetamide (CAS 91132-57-9)
- 2-({5-(6-chloro-3-pyridyl)-4-[3-(trifluoromethyl)phenyl]-4H-1,2,4-triazol-3-yl}thio)-1-phenylethan-1-one (CAS 680217-01-0)
- Ethyl 1-(5-((4-chlorophenyl)sulfonyl)-4-phenylthiazol-2-yl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate (CAS 957038-44-7)
- Semaglutide impurity 24 (CAS CATO-C4X-222624)
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