(1S)-6,7-Dichloro-1-(2-isopropyl-4-methylpyridin-3-yl)pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione CAS 2300966-02-1
| CAS No. | 2300966-02-1 |
| Molecular Formula | C16H14Cl2N4O2 |
| Molecular Weight | 365.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(1S)-6,7-Dichloro-1-(2-isopropyl-4-methylpyridin-3-yl)pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 2300966-02-1), molecular formula C16H14Cl2N4O2 and molecular weight 365.21 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, (1S)-6,7-Dichloro-1-(2-isopropyl-4-methylpyridin-3-yl)pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 365.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 (1S)-6,7-Dichloro-1-(2-isopropyl-4-methylpyridin-3-yl)pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione 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 | C16H14Cl2N4O2 |
| Molecular Weight | 365.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 4-(Triphenylsilyl)benzoic acid (CAS 18821-83-5)
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- ((2R,3S,4R,5R)-5-(6-Amino-2-fluoro-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogen phosphate (CAS 1492-60-0)
- (S)-tert-Butyl (1-(4-iodo-1H-imidazol-2-yl)-2-methylpropyl)carbamate (CAS 1447944-44-6)
- 2-(2-Amino-4-chloro-6-(difluoromethyl)pyridin-3-yl)acetic acid (CAS 1805929-38-7)
- Moxifloxacin Hydrochloride Monohydrate (CAS 192927-63-2)
- 2-(piperazin-1-ylmethyl)-5-(thiophen-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 900640-91-7)
- Chelidamic Acid Monohydrate (CAS 199926-39-1)
- Methyl 4-amino-4-thioxobutanoate (CAS 80592-96-7)
- (R)-6-Bromo-3-methyl-1H-pyrido[2,3-b][1,4]oxazin-2(3H)-one (CAS 2379795-13-6)
- Cobicistat impurity 8 (CAS CATO-C4X-18168)
- 5,6-Dihydrobenzo[b]thiophen-7(4H)-one (CAS 1468-84-4)
- 3-(2-Chloroethoxy)pyridine (CAS 52536-10-4)
- Liraglutide (14-31)TFA Salt (CAS CATO-C4X-19927)
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