As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:16064-21-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:16064-21-4
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:16064-21-4
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Manufacturers
inquiryR & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Manufacturers
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
Cas:16064-21-4
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:16064-21-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry4-HYDROXY-2-MERCAPTO-5,6,7,8-TETRAHYDROQUINAZOLINECASAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Other
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Trading Company
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China
Cas:16064-21-4
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:16064-21-4
Min.Order:0
Negotiable
Type:Trading Company
inquiry1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:16064-21-4
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
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:16064-21-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryPrice, service, company and transport advantage: 1.Best service, high quality and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). ? 3. It's customers' right to choose the packing way for his products fro
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Trading Company
inquiryFINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 2-Sulfanyl-5,6,7,8-tetrahydro-4-quinazolinol, CAS:16064-21-4 with the most competitiv
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Trading Company
inquiry2-Sulfanyl-5,6,7,8-tetrahydro-4-quinazolinol Application:2058276
Cas:16064-21-4
Min.Order:1 Gram
FOB Price: $500.0
Type:Trading Company
inquiryR & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Trading Company
inquiryHigh quality Application:Pharmaceutial
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHigh quality Products with prompt delivery Package:based on customer requirement Application:organic intermediates Transportation:By are or by sea Port:any port of China
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh purity Application:Drug intermediates Materials intermediates and active molecules
Cas:16064-21-4
Min.Order:0
Negotiable
Type:Trading Company
inquirythiourea
ethyl 2-oxocyclohexane carboxylate
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at 80℃; | 98% |
With sodium methylate In methanol Reflux; | 93% |
With methanol; sodium methylate | |
With ethanol; sodium methylate | |
With potassium hydroxide |
ethyl 2-oxocyclohexane carboxylate
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
Conditions | Yield |
---|---|
With sodium; benzene anschl. mit Thioharnstoff in Aethanol; |
2-(methoxycarbonyl)cyclohexanone
thiourea
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
Conditions | Yield |
---|---|
Heating; |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
benzyl chloride
1,3-Dibenzyl-2-thioxo-2,3,5,6,7,8-hexahydro-1H-quinazolin-4-one
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride for 24h; | 79% |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
5,6,7,8-tetrahydroquinazoline-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
With ozone In water; acetic acid at 25℃; for 1h; | 77% |
With water; chloroacetic acid |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
3-chloroprop-1-ene
Conditions | Yield |
---|---|
With sodium hydroxide for 48h; Ambient temperature; | 76% |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
Methyl 4-bromobutyrate
Conditions | Yield |
---|---|
With potassium carbonate Reflux; | 73% |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
A
5,6,7,8-tetrahydroquinazolin-4(3H)-one
B
5,6,7,8-tetrahydroquinazoline-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
With ozone In acetic acid at 25℃; for 0.5h; | A 35% B 30% |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
dimethyl sulfate
2-methylsulfanyl-5,6,7,8-tetrahydro-3H-quinazolin-4-one
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
4,5,6,7-tetrahydro-1H-indazol-3(2H)-one
Conditions | Yield |
---|---|
With hydrazine hydrate |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
5,6,7,8-tetrahydroquinazolin-4(3H)-one
Conditions | Yield |
---|---|
With dihydrogen peroxide |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
2-hydrazino-5,6,7,8-tetrahydro-3H-quinazolin-4-one
Conditions | Yield |
---|---|
With hydrazine hydrate |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
1-chloro-2-butene
Conditions | Yield |
---|---|
With sodium hydroxide for 48h; Ambient temperature; Title compound not separated from byproducts; |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 76 percent / 1N aq. NaOH / 48 h / Ambient temperature 2: 56 percent / H2SO4 / 1 h / 50 °C View Scheme |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous H2O2 2: methanol. sodium methylate View Scheme |
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
2-sulfanylidene-1,2,3,4,5, 6,7,8-octahydroquinazolin-4-one
C16H18N2OS
Conditions | Yield |
---|---|
With sodium carbonate |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View