Pyrimido[4,5-d]pyrimidine, 1,5-dihydro-2-methyl- (6CI,8CI,9CI) CAS:31375-19-6 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates,
Cas:31375-19-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:31375-19-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:31375-19-6
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Cas:31375-19-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:31375-19-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:31375-19-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:31375-19-6
Min.Order:0
Negotiable
Type:Trading Company
inquiryBetterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in
Cas:31375-19-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHuBei ipure is a diversified product production and operation enterprise, with API, pharma intermediates, and other fine chemicals as well as R&D and pigments development and sales as one of the large enterprises, with more than 130 acres of pl
Cas:31375-19-6
Min.Order:1 Gram
FOB Price: $1.0
Type:Trading Company
inquiryJoyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chemical corporations and importers from all over the world. Our services include:-Spot goods-Contract manufacturing-Custom
Cas:31375-19-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryPyrimido[4,5-d]pyrimidine,1,4-dihydro-7-methyl-Appearance:Off white to slight yellow solid Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation
Cas:31375-19-6
Min.Order:0
Negotiable
Type:Trading Company
inquiry5-(aminomethyl)-2-methylpyrimidin-4-amine
N,N-dimethyl-formamide dimethyl acetal
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
Conditions | Yield |
---|---|
1.) 80 to 85 deg C, 2.) 90 deg C, 30 min; | 88.5% |
5-(aminomethyl)-2-methylpyrimidin-4-amine
orthoformic acid triethyl ester
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid Heating; | 71% |
pyridine
4-Amino-2-methyl-5-thioformamidomethylpyrimidin
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
4-Amino-2-methyl-5-thioformamidomethylpyrimidin
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
Conditions | Yield |
---|---|
With pyridine |
5-(aminomethyl)-2-methylpyrimidin-4-amine
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2O 2: pyridine View Scheme |
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
3-Mercapto-4-oxopentyl Acetate
Thiamine formate
Conditions | Yield |
---|---|
With formic acid for 0.5h; Ambient temperature; | 89.3% |
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
2-methyl-4-amino-5-formylaminomethylpyrimidine
Conditions | Yield |
---|---|
an der Luft erfolgt; |
3,4-Dihydro-7-methylpyrimido<4,5-d>pyrimidine
3-Mercapto-4-oxopentyl Acetate
Thiamine hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride; formic acid 1.) 30 min, RT, 2.) EtOH, 30 min, RT; Yield given. Multistep reaction; |
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