(E)-4,6-Dichloro-2-styrylquinazoline CAS 36950-52-4
| CAS No. | 36950-52-4 |
| Molecular Formula | C16H10Cl2N2 |
| Molecular Weight | 301.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures (E)-4,6-Dichloro-2-styrylquinazoline 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.
CATO supplies (E)-4,6-Dichloro-2-styrylquinazoline (CAS 36950-52-4), a certified reference material (molecular formula C16H10Cl2N2, MW 301.17 g/mol) for analytical method development and quality control.
Based on its molecular formula C16H10Cl2N2, (E)-4,6-Dichloro-2-styrylquinazoline contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 301.17 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.
Physical & Chemical Properties
| Molecular Formula | C16H10Cl2N2 |
| Molecular Weight | 301.17 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 |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related E Standards
- 2,5-Dichloro-3,6-diphenylpyrazine (CAS 74134-61-5)
- 4,6-Dichloro-2,5-diphenylpyrimidine (CAS 29133-99-1)
- (4,6-Dichloro-2-(methylthio)pyrimidin-5-yl)(phenyl)methanol (CAS 1137576-47-6)
- 3-(1-(2,6-Dichloro-3-fluorophenyl)ethoxy)pyridin-2-amine (CAS 756520-67-9)
- (R)-3-(1-(2,6-Dichloro-3-fluorophenyl)ethoxy)pyridin-2-amine (CAS 877397-71-2)
- Methyl 3,6-dichloro-4-((furan-2-ylmethyl)amino)picolinate (CAS 1259329-29-7)
- Methyl 2-(3,5-dichloro-6-methylpyridin-2-yl)-5-methyl-2H-1,2,3-triazole-4-carboxylate (CAS 1431729-05-3)
- 2,4-Dichloro-7-(2,4-difluorophenyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidine (CAS 1263869-63-1)
Recommended Standards
- (1R,2S)-2-(3,5-dichlorobenzoyl)cyclohexane-1-carboxylic acid (CAS 844856-68-4)
- (S)-1-Benzyl-2-(iodomethyl)pyrrolidine (CAS 892493-69-5)
- (1R,2S)-2-(3,4-dichlorobenzoyl)cyclohexane-1-carboxylic acid (CAS 844856-66-2)
- 1-(2-Iodobenzyl)piperidine (CAS 76464-88-5)
- [1-(3,5-Dimethoxybenzyl)-1H-indol-3-yl]acetic acid (CAS 1105192-51-5)
- Ro 51 (CAS 1050670-85-3)
- 4-(4-(Trifluoromethyl)benzyl)tetrahydro-2h-pyran-4-amine hydrochloride (CAS 1385696-73-0)
- 1-Propionyl-1,2,3,4-tetrahydroquinolin-7-amine (CAS 1017674-20-2)
- 6-((4-Chlorophenyl)sulfonyl)quinazoline-2,4-diamine (CAS 51123-82-1)
- 2,2',2'',2'''-(Porphyrin-5,10,15,20-tetrayl)tetrakis(1,3-diethyl-1H-imidazol-3-ium) hexafluorophosphate(V) (CAS 1776118-90-1)
- n-(2-Fluorophenyl)-2-(piperazin-1-yl)acetamide dihydrochloride (CAS 1365836-41-4)
- Tofacitinib Impurity 136 (CAS 2803420-43-9)
- 7-Fluoroisoquinolin-6-amine (CAS 1368346-23-9)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com