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Structure : Description Certificate of Analysis Product Name: 2-Chloro-4-amino-6,7-dimethoxyquinazoline Cas: 23680-84-4 Batch No.: 20100801 MFG Date:Aug.21. 2010 Analysis Date: Aug.21. 2010 QC Manager: 李莉 Analyst: 王华
PRODUCT NAME | |||
CAS No.: | 23680-84-4 | ||
Synonyms: | |||
Formula: | Molecular Weight: | 239.65800 | |
PSA: | 70.26000 | LogP: | 2.46380 |
Structure:
Description
Appearance & Physical State: | off-white solid |
Density: | 1.391 g/cm3 |
Melting Point: | 262-278ºC (dec.) |
Boiling Point: | 374ºC at 760 mmHg |
Refractive Index: | 1.649 |
Storage Condition: | Store in a cool, dry place. Store in a tightly closed container. |
Vapor Pressure: | 8.63E-06mmHg at 25°C |
Safety Statements: | S26-S37/39 |
HS Code: | 2933990090 |
WGK Germany: | 3 |
Risk Statements: | R36/37/38 |
Hazard Codes: | Xi |
Certificate of Analysis
Product Name: 2-Chloro-4-amino-6,7-dimethoxyquinazoline
Cas: 23680-84-4
Batch No.: 20100801
MFG Date:Aug.21. 2010
Analysis Date: Aug.21. 2010
Inspect Item | Quantity Standard | Inspection Result |
Description | White to pale yellow coloured powder | White crystalline powder |
Identification By IR By RT comparison (HPLC) | -IR spectrum of test must match with that of standard -HPLC | Complies |
Solubility | Soluble in Dimethyl formamide | Complies |
Water (By KF) | ≤0.5% | 0.13% |
Residue on ignition | ≤0.2% | 0.1% |
Heavy metals | ≤20ppm | <20ppm |
Chloroform | ≤60ppm | 10ppm |
Ethanol | ≤5000ppm | 50ppm |
6,7-dihydroxy -2,4-quinazolinedione | ≤0.2% | Not found |
2,4-dichloro-6,7-dimethoxyquinazoline | ≤0.1% | Not found |
Any single unknown impurity | ≤0.1% | 0.039% |
Total impurity | ≤0.5% | 0.08% |
Assay (on anhydrous basis) | 98.0%~102.0% | 99.6% |
Conclusion | Up to enterprise grade |
QC Manager: 李莉 Analyst: 王华