Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:22737-36-6
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inquiryAs 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 according to the contract research and development services for the fine c
Cas:22737-36-6
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Type:Lab/Research institutions
inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Cas:22737-36-6
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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:22737-36-6
Min.Order:1 Kilogram
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inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
Cas:22737-36-6
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inquiryName: O-(trimethylsilyl)hydroxylamine CAS NO:22737-36-6 molecular formula:C3H11NOSi molecular weight:105.21 Application: chemical reagent, fine chemicals, Intermediates of pharmaceutical, material Intermediates quality index: appearance:colorle
Cas:22737-36-6
Min.Order:1 Kilogram
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inquiryO-(TRIMETHYLSILYL)HYDROXYLAMINE CAS:22737-36-6 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality
Cas:22737-36-6
Min.Order:1 Gram
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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:22737-36-6
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Cas:22737-36-6
Min.Order:0
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Type:Lab/Research institutions
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:22737-36-6
Min.Order:0
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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:22737-36-6
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryOur advantage:Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientif
Cas:22737-36-6
Min.Order:1 Kilogram
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Cas:22737-36-6
Min.Order:0
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Type:Lab/Research institutions
inquiryJinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:22737-36-6
Min.Order:100 Gram
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Type:Lab/Research institutions
inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Ansciep 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:22737-36-6
Min.Order:0
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Type:Lab/Research institutions
inquiryWe product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Pharm intermediate
Appearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
Cas:22737-36-6
Min.Order:0
Negotiable
Type:Trading Company
inquiryO-(Trimethylsilyl)hydroxylamine cas 22737-36-6Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:22737-36-6
Min.Order:0
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Type:Other
inquiryBest quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
Cas:22737-36-6
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:22737-36-6
Min.Order:0
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Type:Lab/Research institutions
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
bulk?production Application:Pharmaceutical intermediates
Cas:22737-36-6
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Type:Lab/Research institutions
inquiryKnown for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.Appearance:White powder Storage:keep sealed and keep from direct light Package:According client's requirements Application:pharmaceutica
Cas:22737-36-6
Min.Order:0
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Type:Trading Company
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1.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:22737-36-6
Min.Order:10 Milligram
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Type:Lab/Research institutions
inquiryHENAN SUNLAKE ENTERPRISE CORPORATION Our company advantages: 1、The highest quality with the competitive price. 2、Professional human services. 3、The fastest and safest delivery service. 4、The faster and safest delivery service. 5、The hig
Cas:22737-36-6
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiry1. Subsidiary of Institute of Chemistry, Henan Academy of Sciences, national research platform;2. About 30 years’ experience in this field since 1983;3. An experienced R&D team consisting of Doctors and Masters;4. Various types of analytical instrume
Cas:22737-36-6
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Type:Lab/Research institutions
inquiryA
Hexamethyldisiloxane
B
O-Trimethylsilylhydroxylamine
C
1,3-Bis(chloromethyl)-1,1,3,3-tetramethyldisiloxane
Conditions | Yield |
---|---|
In water; acetone at 60℃; | A n/a B 91% C n/a |
chloro-trimethyl-silane
O-Trimethylsilylhydroxylamine
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride In dichloromethane; ethylenediamine for 24h; | 80% |
With hydroxylamine hydrochloride; ethylenediamine 1.) CH2Cl2, RT, 6 h, 2.) CH2Cl2, RT, 24 h; Yield given. Multistep reaction; | |
With pyridine; hydroxylamine hydrochloride at 20℃; |
trimethylsilyl amine
O-Trimethylsilylhydroxylamine
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride In diethyl ether; ammonia |
1,1,1,3,3,3-hexamethyl-disilazane
O-Trimethylsilylhydroxylamine
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; triethylamine In pentane | |
With tri-n-propylamine; hydroxylamine hydrochloride |
1,1,1,3,3,3-hexamethyl-disilazane
A
Hexamethyldisiloxane
B
O-Trimethylsilylhydroxylamine
Conditions | Yield |
---|---|
With tri-n-propylamine; hydroxylamine hydrochloride for 24h; Ambient temperature; Yield given; |
oxalyl dichloride
O-Trimethylsilylhydroxylamine
Conditions | Yield |
---|---|
In dichloromethane; ethyl acetate | 100% |
Conditions | Yield |
---|---|
With lithium perchlorate In diethyl ether at 20℃; for 0.5h; | 98% |
Conditions | Yield |
---|---|
In pentane at 20℃; for 12h; | 96% |
Conditions | Yield |
---|---|
With lithium perchlorate In diethyl ether at 20℃; for 0.5h; | 96% |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; lithium perchlorate In diethyl ether at 20℃; for 2h; Friedel-Crafts reaction; | 96% |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; lithium perchlorate In diethyl ether at 20℃; for 2h; Friedel-Crafts reaction; | 95% |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; lithium perchlorate In diethyl ether at 20℃; for 2h; Friedel-Crafts reaction; | 95% |
oxalyl dichloride
(-)-2-(2-Benzenesulfonyl-ethyl)-3-(3,4-dimethoxy-phenylsulfanyl)-7-phenyl-heptanoic acid
O-Trimethylsilylhydroxylamine
Conditions | Yield |
---|---|
In dichloromethane; N,N-dimethyl-formamide | 95% |
carbon monoxide
O-Trimethylsilylhydroxylamine
17-iodo-androsta-16-ene
Conditions | Yield |
---|---|
With triethylamine; triphenylphosphine; palladium diacetate at 60℃; Carbonylation; | 94% |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; lithium perchlorate In diethyl ether at 20℃; for 2h; Friedel-Crafts reaction; | 94% |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; lithium perchlorate In diethyl ether at 20℃; for 2h; Friedel-Crafts reaction; | 93% |
Conditions | Yield |
---|---|
With lithium perchlorate In diethyl ether at 20℃; for 0.5h; | 92% |
carbon monoxide
O-Trimethylsilylhydroxylamine
17-iodo-4-aza-4-methyl-androst-16-en-3-one
Conditions | Yield |
---|---|
With triethylamine; triphenylphosphine; palladium diacetate at 60℃; Carbonylation; | 91% |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; lithium perchlorate In diethyl ether at 20℃; for 2h; Friedel-Crafts reaction; | 90% |
di-tert-butyl dicarbonate
O-Trimethylsilylhydroxylamine
Conditions | Yield |
---|---|
With thioglycoluril In ethanol at 30 - 40℃; for 0.166667h; chemoselective reaction; | 90% |
With lithium perchlorate In dichloromethane at 20℃; for 5h; | 76% |
oxalyl dichloride
O-Trimethylsilylhydroxylamine
(+/-)-3-(4-Methoxyphenylsulfanyl)-2-methyl-7-phenylheptanoic acid
(+/-)-3-(4-methoxyphenylsulfanyl)-2-methyl-7-phenylheptanoic acid hydroxyamide
Conditions | Yield |
---|---|
In dichloromethane | 90% |
Conditions | Yield |
---|---|
With triethylamine In hexane for 24h; Ambient temperature; | 89% |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; zirconium borohydride-piperazine; lithium perchlorate In dichloromethane for 3h; | 89% |
O-Trimethylsilylhydroxylamine
4-bromobenzyl mercaptan
3-(chloromethyl)-1H-1,2,4-triazol-5(4H)-one
5-({[(4-bromophenyl)methyl]thio}methyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran; N,N-dimethyl-formamide at 20℃; for 12h; | 88% |
Conditions | Yield |
---|---|
With triethylamine In hexane for 24h; Ambient temperature; | 87% |
O-Trimethylsilylhydroxylamine
diethyl chlorophosphate
N-(diethoxyphosphoroyl)-O-trimethylsilylhydroxylamine
Conditions | Yield |
---|---|
With triethylamine In hexane for 24h; Ambient temperature; | 86% |
O-Trimethylsilylhydroxylamine
4-(4-methoxyphenyl)-2-methyl-2-(methylsulfonyl)butanoic acid
N-hydroxy-4-(4-methoxyphenyl)-2-methyl-2-(methylsulfonyl)butanamide
Conditions | Yield |
---|---|
Stage #1: 4-(4-methoxyphenyl)-2-methyl-2-(methylsulfonyl)butanoic acid With oxalyl dichloride In dichloromethane for 1h; Stage #2: O-Trimethylsilylhydroxylamine In dichloromethane for 1h; | 85% |
Conditions | Yield |
---|---|
In dichloromethane; water; trifluoroacetic acid | 69% |
O-Trimethylsilylhydroxylamine
1-methyl-1-<4-(benzyloxy)phenyl>ethanol
N-<1-methyl-1-<4-(benzyloxy)phenyl>ethyl>hydroxylamine
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane at 0℃; for 1h; | 68% |
O-Trimethylsilylhydroxylamine
di(4-isocyanatophenyl)methane
(isocyanatooxy)trimethylsilane
Conditions | Yield |
---|---|
at 200℃; | 67% |
(3R)-6-cyclohexyl-3-(3-{[(3-pyridinylsulfonyl)amino]methyl}-1,2,4-oxadiazol-5-yl)hexanoic acid
O-Trimethylsilylhydroxylamine
4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran
Conditions | Yield |
---|---|
With CDI In methanol; ethyl acetate | 67% |
O-Trimethylsilylhydroxylamine
allyltributylstanane
4-nitrobenzaldehdye
N-tributyltin-N-trimethylsilyloxy-1-(4-nitrophenyl)but-3-en-1-amine
Conditions | Yield |
---|---|
With lithium perchlorate In diethyl ether amine was added to soln. of LiClO4 in Et2O at room temp.; stirred for 10min; Sn compd. was added; stirred at room temp. for 4-5 h; TLC monitoring; quenched with cooled brine; extd. (CH2Cl2); org. extracts dried (MgSO4); concd.; chromd. (silica gel, hexane/EtOAc, 2/1 to 3/1);elem. anal.; | 67% |
3-pyridinecarboxaldehyde
O-Trimethylsilylhydroxylamine
allyltributylstanane
N-tributyltin-N-trimethylsilyloxy-1-(3-pyridinyl)but-3-en-1-amine
Conditions | Yield |
---|---|
With lithium perchlorate In diethyl ether amine was added to soln. of LiClO4 in Et2O at room temp.; stirred for 10min; Sn compd. was added; stirred at room temp. for 4-5 h; TLC monitoring; quenched with cooled brine; extd. (CH2Cl2); org. extracts dried (MgSO4); concd.; chromd. (silica gel, hexane/EtOAc, 2/1 to 3/1);elem. anal.; | 64% |
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