1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualified
Cas:990-91-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryDayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:990-91-0
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome 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:990-91-0
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryTetrabenzyl pyrophosphate CAS No.:990-91-0 Name: Tetrabenzyl pyrophosphate Synonyms: Pyrophosphoric acid tetrabenzyl ester Molecular Structure:
Cas:990-91-0
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Other
inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
Our 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:990-91-0
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:990-91-0
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
Type:Trading Company
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:990-91-0
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W
Cas:990-91-0
Min.Order:1 Metric Ton
FOB Price: $380.0 / 590.0
Type:Trading Company
inquiryAppearance:White to offwhite powder Storage:-20°C Package:25kg/drum Application:Tetrabenzyl pyrophosphate is used in the preparation of phosphoryl derivatives of shikimic acid in the presence of LDA. It is used in the preparation of dibenzyl phosph
Cas:990-91-0
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
inquiry1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
Cas:990-91-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the
Cas:990-91-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
Cas:990-91-0
Min.Order:1 Kilogram
FOB Price: $31.4 / 35.6
Type:Trading Company
inquiryTetrabenzyl pyrophosphate CAS:990-91-0 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 organic i
Cas:990-91-0
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:990-91-0
Min.Order:1 Kilogram
Negotiable
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
Superiority We can customize and synthesize products that other suppliers may not be able to provide. 1. best service, high quality and reasonable way for his produccts from many recent effective packing way.best service
Cas:990-91-0
Min.Order:100 Kilogram
Negotiable
Type:Trading Company
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:990-91-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:990-91-0
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:990-91-0
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:990-91-0
Min.Order:4 Kilogram
Negotiable
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:990-91-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:990-91-0
Min.Order:1 Gram
FOB Price: $1.0
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:990-91-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediates Tr
Cas:990-91-0
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryEstablished in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Cas:990-91-0
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryOur 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 Scientific and so on.O
Cas:990-91-0
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
Cas:990-91-0
Min.Order:0
Negotiable
Type:Trading Company
inquiryHigh quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
Cas:990-91-0
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: Tetrabenzyl pyrophosphate Synonyms: PYROPHOSPHORIC ACID TETRABENZYL ESTER;TETRABENZYL PYROPHOSPHATE;TETRABENZYL DIPHOSPHATE;Tetrabenzyl pyrophosphate, tech.;Pyrophosphoric acid tetrabenzyl ester, Tetrabenzyl diphosphate;Bis(phenyl
Cas:990-91-0
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryphosphoric acid dibenzyl ester
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
Conditions | Yield |
---|---|
With dicyclohexyl-carbodiimide In Isopropyl acetate at 0 - 6℃; for 1.5h; Inert atmosphere; | 96% |
With N,N-dicyclohexylurea In toluene at 20℃; for 5h; | 95% |
With dicyclohexyl-carbodiimide In Isopropyl acetate at 3℃; for 0.916667 - 1.08333h; | 91% |
Dibenzyl phosphite
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; copper(ll) bromide In tetrahydrofuran at 25℃; for 15h; | 90% |
With tetrachloromethane; N-benzyl-N,N,N-triethylammonium chloride; potassium carbonate In toluene at 60℃; for 0.5h; | 88% |
With N-chloro-succinimide; benzene anschliessendes Behandeln mit Phosphorsaeure-dibenzylester und Triaethylamin; |
1.3-butanediol
tribenzyl phosphite
A
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
B
dibenzyl hydrogen phosphite
C
3-(dibenzyl)phosphoryloxy-1-methyl-1-propanol
Conditions | Yield |
---|---|
Stage #1: tribenzyl phosphite With iodine In dichloromethane at 0 - 20℃; for 0.416667h; Stage #2: 1.3-butanediol With pyridine In dichloromethane at 20℃; for 0.5h; | A n/a B n/a C 65% |
pyridine
phosphoric acid dibenzyl ester
p-toluenesulfonyl chloride
benzene
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
pyridine
phosphoric acid dibenzyl ester
4-Nitrobenzenesulfonyl chloride
benzene
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
tetrachloromethane
Dibenzyl phosphite
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
Conditions | Yield |
---|---|
With potassium hydroxide |
Bromotrichloromethane
Dibenzyl phosphite
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
Conditions | Yield |
---|---|
With potassium hydroxide |
Conditions | Yield |
---|---|
With potassium hydroxide |
phosphoric acid dibenzyl ester
triethylamine
acetonitrile
trifluoroacetic anhydride
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
tetrachloromethane
Dibenzyl phosphite
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
Bromotrichloromethane
Dibenzyl phosphite
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: benzene; PCl3 / 5 °C / anschliessendes Behandeln mit Wasser 2: aqueous KOH View Scheme | |
Multi-step reaction with 2 steps 1: benzene; PCl3 / 5 °C / anschliessendes Behandeln mit Wasser 2: aqueous KOH View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: benzene; PCl3 / 5 °C / anschliessendes Behandeln mit Wasser 2: aqueous KOH View Scheme | |
Multi-step reaction with 2 steps 1: benzene; PCl3 / 5 °C / anschliessendes Behandeln mit Wasser 2: aqueous KOH View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H3PO4, Et3N, trichloroacetonitrile 2: DCC View Scheme |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
1-O-(tert-butyldimethylsilyl)-3-(2-hydroxy-4,6-dimethylphenyl)-3,3-dimethylpropan-1-ol
dibenzyl (2-(4-((tert-butyldimethylsilyl)oxy)-2-methylbutan-2-yl)-3,5-dimethylphenyl) phosphate
Conditions | Yield |
---|---|
Stage #1: 1-O-(tert-butyldimethylsilyl)-3-(2-hydroxy-4,6-dimethylphenyl)-3,3-dimethylpropan-1-ol With potassium tert-butylate In tetrahydrofuran at 60℃; for 0.0833333h; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran at 60℃; for 1h; | 100% |
With potassium tert-butylate In tetrahydrofuran at 60℃; for 0.75h; | 87% |
Stage #1: 1-O-(tert-butyldimethylsilyl)-3-(2-hydroxy-4,6-dimethylphenyl)-3,3-dimethylpropan-1-ol With potassium tert-butylate In tetrahydrofuran at 60℃; for 0.0833333h; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran for 1h; Reflux; | 87.2% |
With potassium tert-butylate In tetrahydrofuran at 60℃; | 43.8% |
In N,N-dimethyl-formamide; mineral oil |
1-O-benzyl-2,3-(2,3-dimethoxybut-2,3-diyl)-α-D-xylopyranoside
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
1-O-benzyl-2,3-(2,3-dimethoxybut-2,3-diyl)-α-D-xylopyranoside-4-O-dibenzylphosphate
Conditions | Yield |
---|---|
Stage #1: 1-O-benzyl-2,3-(2,3-dimethoxybut-2,3-diyl)-α-D-xylopyranoside With potassium tert-butylate In tetrahydrofuran at 20℃; for 0.333333h; Inert atmosphere; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran at -40 - 20℃; for 3.33333h; | 100% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
benzyl 2,3-O-[(2R,3R)-2,3-dimethoxybutane-2,3-dioxy]-β-L-arabinopyranoside
1-O-benzyl-2,3-(2,3-dimethoxybut-2,3-diyl)-β-L-arabinopyranoside-4-O-dibenzylphosphate
Conditions | Yield |
---|---|
Stage #1: benzyl 2,3-O-[(2R,3R)-2,3-dimethoxybutane-2,3-dioxy]-β-L-arabinopyranoside With potassium tert-butylate In tetrahydrofuran at 20℃; for 0.333333h; Inert atmosphere; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran at -40 - 20℃; for 3.33333h; | 100% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
Glycerinaldehyd-diethylacetal-3-triphenylmethylether
2-dibenzylphosphoryl-3-triphenylmethylglyceraldehyde diethyl acetal
Conditions | Yield |
---|---|
Stage #1: Glycerinaldehyd-diethylacetal-3-triphenylmethylether With potassium tert-butylate In tetrahydrofuran at 20℃; for 0.333333h; Inert atmosphere; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran at -40 - 20℃; | 99% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
4-hydroxy-benzaldehyde
dibenzyl (4-formylphenyl) phosphate
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran | 98% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
C32H46NO10PSi
Conditions | Yield |
---|---|
Stage #1: 2-acetamido-3-O-acetyl-2-deoxy-4,6-O-(di-tert-butylsilandiyl)-D-glucopyranose With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.0833333h; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran at -78 - 20℃; stereoselective reaction; | 98% |
3-(4-hydroxyphenyl)propan-1-ol
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
Conditions | Yield |
---|---|
With tetrahexylammonium iodide; silver(l) oxide In dichloromethane at 20℃; for 20h; | 97% |
4-phenyl-butan-1-ol
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
4-phenylbutyl-dibenzylphosphate
Conditions | Yield |
---|---|
With titanium(IV) tetrabutoxide; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 16h; Inert atmosphere; | 97% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
(1,1-bis-(hydroxymethyl)propyl)carbamic acid benzyl ester
Conditions | Yield |
---|---|
With titanium(IV) tetrabutoxide; N-ethyl-N,N-diisopropylamine In toluene at 20℃; for 16h; Time; Inert atmosphere; chemoselective reaction; | 97% |
With titanium(IV) tetrabutoxide; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 16h; Solvent; Inert atmosphere; | 96% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
dibenzyl (4-formylphenyl) phosphate
Conditions | Yield |
---|---|
Stage #1: 4-hydroxy-benzaldehyde With potassium tert-butylate In tetrahydrofuran at 20℃; for 0.166667h; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran at 70℃; for 1.16667h; | 96% |
1-O-benzyl-2,3-isopropylidene-β-L-ribopyranose
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
1-O-benzyl-2,3-isopropylidene-β-L-ribopyranoside-4-O-dibenzylphosphate
Conditions | Yield |
---|---|
Stage #1: 1-O-benzyl-2,3-isopropylidene-β-L-ribopyranose With potassium tert-butylate In tetrahydrofuran at 20℃; for 0.333333h; Inert atmosphere; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran at -40 - 20℃; for 5.66667h; | 96% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
Conditions | Yield |
---|---|
With sodium hydride In dichloromethane at 0 - 20℃; for 0.25h; Schlenk technique; | 96% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
(1S,2S,3R,4S,5S,6R)-3-Benzyloxy-5-(1-ethoxy-ethoxy)-6-fluoro-cyclohexane-1,2,4-triol
Phosphoric acid dibenzyl ester (1S,2S,3R,4S,5S,6S)-2-benzyloxy-3,4-bis-(bis-benzyloxy-phosphoryloxy)-6-(1-ethoxy-ethoxy)-5-fluoro-cyclohexyl ester
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide at 0℃; for 8h; | 95% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
2,3,4,6-tetra-O-benzyl-D-mannopyranose
dibenzyl 2,3,4,6-tetra-O-benzyl-α-D-mannopyranosyl phosphate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran; hexane; ethylbenzene at -78℃; for 3h; | 95% |
N6-methyl-2-(2-phenylethynyl)-2'-deoxyadenosine
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
N6-methyl-2-(2-phenylethynyl)-2'-deoxyadenosine-3',5'-bis(dibenzylphosphate)
Conditions | Yield |
---|---|
Stage #1: N6-methyl-2-(2-phenylethynyl)-2'-deoxyadenosine With potassium tert-butylate In tetrahydrofuran at -40℃; for 0.0833333h; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran at -40℃; for 0.5h; | 95% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
2-(3-fluorophenyl)-5-hydroxy-6-methoxyquinolin-4-one
2-(3-fluorophenyl)-6-methoxyquinoline-4,5-diyl bis(dibenzylphosphate)
Conditions | Yield |
---|---|
Stage #1: 2-(3-fluorophenyl)-5-hydroxy-6-methoxyquinolin-4-one With sodium hydride In tetrahydrofuran at 0℃; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran for 0.416667h; | 95% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
(2-azido-4,6-di-O-benzyl-2,3-dideoxy-3-fluoro-α-D-glucopyranosyl)-1-dibenzylphosphate
Conditions | Yield |
---|---|
Stage #1: 2-azido-4,6-di-O-benzyl-2,3-dideoxy-3-fluoro-α/β-D-glucopyranose With ethylbenzene; lithium diisopropyl amide In tetrahydrofuran; n-heptane at -78℃; for 0.25h; Inert atmosphere; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran; n-heptane at -78 - 0℃; for 3h; Inert atmosphere; | 95% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
2-(3-fluorophenyl)-5-hydroxy-6-methoxyquinolin-4-one
2-(3-fluorophenyl)-6-methoxyquinoline-4,5-diyl bis(dibenzylphosphate)
Conditions | Yield |
---|---|
Stage #1: 2-(3-fluorophenyl)-5-hydroxy-6-methoxyquinolin-4-one With sodium hydride In tetrahydrofuran at -1 - 1℃; for 1h; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran for 0.416667h; Product distribution / selectivity; | 95% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
1,5-anhydro-3,4-di-O-benzyl-2-deoxy-5a-carba-D-arabino-hex-1-enitol
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; | 95% |
dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate
2-chloro-9-[(diethanolamino)carboxymethyl]-6-methylamino-purine
9-bis(2-dibenzylphosphatoethylamino)-acetyl-2-chloro-6-methylamino-purine
Conditions | Yield |
---|---|
Stage #1: 2-chloro-9-[(diethanolamino)carboxymethyl]-6-methylamino-purine With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.25h; deprotonation; Stage #2: dibenzyl [[bis(benzyloxy)phosphoryl]oxy]phosphonate In tetrahydrofuran at 0 - 25℃; for 12h; phosphorylation; Further stages.; | 94% |
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