Payment Type: | L/C,T/T |
---|---|
Incoterm: | FOB,CIF |
Min. Order: | 25 Kilogram |
Delivery Time: | 5 Days |
Basic Info
Model No.: cy23680-84-4
Pharmaceutical Intermediate: Bismuth Potassium Citrate
Additional Info
Packaging: 25kg
Productivity: 500 TON
Brand: chenyi
Transportation: Ocean,Land,Air
Place of Origin: China
Supply Ability: 50
Certificate: ISO9001:2015
HS Code: 2933990090
Port: QINGDAO,JINAN
Product Description
Pharmaceutical intermediates: 2- chloro -4- amino -6,7- two methoxy quinazoline hydrochloride, prazosin hydrochloride intermediate.
2-Chloro-4-amino-6,7-dimethoxyquinazoline Quick Details
Chemical Name: 2-Chloro-4-amino-6,7-dimethoxyquinazoline
CAS No.:23680-84-4
Molecular Formula:C10H10ClN3O2
Molecular weight: 239.66
Appearance: Off-white flocculent crystallization
2-Chloro-4-amino-6,7-dimethoxyquinazoline Typical Properties
Item |
Specifications |
Results |
Appearance |
White or off-white flocculent crystallization |
Off-white flocculent crystallization |
Identification |
HLC |
Complies |
Loss on drying |
≤0.5% |
0.2% |
Residue on ignition |
≤0.1% |
0.07% |
Related substances |
||
Total impurity |
≤0.5% |
0.1% |
2,4-dihydroxy-6,7-dimethoxyquinazoline |
≤0.1% |
Not found |
2,4-dichlorin-6,7-dimethoxyquinazoline |
≤0.1% |
Not found |
Single impurity |
≤0.1% |
0.02% |
Assay by HPLC |
≥99.5% |
99.9% |
Conclusion |
The results conforms with enterprise standards |
CONTACT US
Shandong Chenyi Environmental Protection Technology Co.,Ltd
Contact Person: Jerry
Phone:86-0531-18560179988
Fax:
Address: No.215 Beiyuan Main street,tianqiao District,Jinan,Shandong