Fluorouracil Impurity 12 CAS 155-16-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 155-16-8 |
| Molecular Formula | C5H7FN2O2 |
| Molecular Weight | 146.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Fluorouracil Impurity 12 (CAS 155-16-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H7FN2O2. Molecular weight: 146.12 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H7FN2O2 |
| Molecular Weight | 146.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluorouracil Standards
- Fluorouracil Impurity 26 (CAS 62836-98-0)
- Fluorouracil EP Impurity E (CAS 1820-81-1)
- Fluorouracil Impurity 11 (Mixture of Diastereomers) (CAS 37103-91-6)
- Fluorouracil Impurity 3 (CAS 4840-69-1)
- Fluorouracil Impurity 10 (CAS 1480-96-2)
- Fluorouracil EP Impurity D (CAS 6623-81-0)
- Fluorouracil Impurity 22 (CAS CATO-C4X-164922)
- Fluorouracil Impurity 30 (CAS CATO-C4X-164930)
Recommended Standards
- 4-Fluoroisophthalonitrile (CAS 13519-90-9)
- 3-Ethynyl-5-fluoropicolinonitrile (CAS 1824167-99-8)
- <SC>L</SC>-Asparagine-<SUP>13</SUP>C<SUB>4</SUB>,<SUP>15</SUP>N<SUB>2</SUB>,d <SUB>8</SUB> (CAS 1217464-18-0)
- 2-(4-Chlorobenzenesulfinyl)-1,1-bis(4-chlorophenyl)ethan-1-ol (CAS 337920-00-0)
- 2-(4-Methylmorpholin-2-yl)acetic acid (CAS 1368517-27-4)
- tert-Butyl (5-(1-isopropylpyrrolidin-2-yl)pyridin-2-yl)carbamate (CAS 1352532-63-8)
- 3,4-Dihydro-2H-pyrano[3,2-b]pyridine-3-carboxylic acid (CAS 1516559-81-1)
- Antide (CAS 112568-12-4)
- 6-Amino-1-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbaldehyde (CAS 87177-04-6)
- Semaglutide impurity 272 (CAS CATO-C4X-2226272)
Why CATO?
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