Items Standard Result Appearance White or yellowish-white crystalline powder Conform Completeness of solutio
Cas:51-98-9
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Manufacturers
inquiryItem Standard Test Results Identification A.H-NMR:Comply with the structure Complies B.LC-MS:Comply with the structure
Cas:51-98-9
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiryUnique advantages of Norethisterone Acetate Cas 51-98-9 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White or yellowish-white crystalline powder Storage:cool dry place P
Cas:51-98-9
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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
1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:51-98-9
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
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:51-98-9
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryD - glucuronic acid and N - acetyl glucosamine disaccharides unit composed of hyaluronic acid (Hyaluronan), also called uronic acid, hyaluronic acid, basic structure is made up of two disaccharides unit D - glucuronic acid and N - acetyl glucosamin
Cas:51-98-9
Min.Order:1000 Gram
FOB Price: $500.0
Type:Trading Company
inquiryHubei Vanz Pharm Co. Ltd. is located in Wuhan, Hubei province. We are one of the most professional company in pharm/chmecial industry for more than 10 years. We export to many countries and area with very competitive price, high quality, good ser
Cas:51-98-9
Min.Order:1 Gram
FOB Price: $10.0
Type:Manufacturers
inquiryProduct Name: 19-Norethindrone acetate Synonyms: acetic acid (17-ethynyl-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl) ester;17-acetyloxy(17-alpha)-19-norpregn-4-estren-17-beta-ol-acetate-3-one;17-Acetylo
Cas:51-98-9
Min.Order:1 Kilogram
FOB Price: $500.0
Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:51-98-9
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
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 email in time prod
Cas:51-98-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:51-98-9
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:51-98-9
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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 R&
Cas:51-98-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: 19-Norethindrone acetate Molecular Structure: Formula: C22H28O3 Molecular Weight : 340.46 Synonyms: SH-420C;4-ESTREN-17ALPHA-ETHYNYL-17BETA-OL-3-ONE17-ACET
Cas:51-98-9
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:51-98-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry19-Norethindrone acetate CAS:51-98-9 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 int
Cas:51-98-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryWe have overseas warehouses in California, New Laredo Mexico, Vancouver Canada, Amsterdam Netherlands, and Melbourne Australia. Overseas warehouses can provide some of the best-selling products. We look forward to the cooperation of local powerful
Cas:51-98-9
Min.Order:0 Metric Ton
Negotiable
Type:Trading Company
inquiry1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products with competi
Cas:51-98-9
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:51-98-9
Min.Order:1 Kilogram
FOB Price: $10.0 / 100.0
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
Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
Hangzhou 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:51-98-9
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:51-98-9
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
low price high quality high purity good sevice stock Appearance:white Storage:Preserve In Well-Closed, Light-Resistant and Tight Containers. Store In Cool & Dry Place Package:1g,5g,10g...1kg,5kg...more Application:Active Pharmaceutical
Cas:51-98-9
Min.Order:1 Gram
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:51-98-9
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:51-98-9
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:White Solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Progesteron. Norethi
Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:51-98-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With sodium carbonate; trifluoroacetic anhydride In benzene for 0.5h; Ambient temperature; | 96.5% |
Stage #1: acetic acid With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In chloroform at 20℃; for 0.5h; Inert atmosphere; Stage #2: norethisterone With dmap In chloroform for 18h; Inert atmosphere; Reflux; | 93% |
With dmap; dicyclohexyl-carbodiimide In chloroform at 20℃; | 91.6% |
In trifluoroacetic acid | 90% |
With benzenesulfonyl chloride In pyridine for 48h; | 79% |
Conditions | Yield |
---|---|
With pyridine; dmap In 1,2-dichloro-ethane at 0℃; | 92% |
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 50℃; | 91% |
scandium tris(trifluoromethanesulfonate) In acetonitrile | 86% |
With dmap In toluene at 80 - 90℃; for 3h; | 28 g |
Conditions | Yield |
---|---|
With tetrahydrofuran; potassium hydroxide | |
With hydrogenchloride |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: methanol.KOH; THF View Scheme | |
Multi-step reaction with 2 steps 1: acetic anhydride; toluene-4-sulfonic acid 2: tetrahydrofuran; methanol View Scheme |
Conditions | Yield |
---|---|
In tetrahydrofuran; methanol | |
In tetrahydrofuran; methanol |
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: ammonium chloride; lithium / tetrahydrofuran; ethanol; ammonia; water 2: aluminum isopropoxide; sodium sulfate / methanol; water; cyclohexanone; toluene 3: 1,4-dioxane; methanol; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; ISOPROPYLAMIDE 4: hydrogenchloride / methanol; water 5: acetic anhydride; toluene-4-sulfonic acid 6: tetrahydrofuran; methanol View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: aluminum isopropoxide; sodium sulfate / methanol; water; cyclohexanone; toluene 2: 1,4-dioxane; methanol; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; ISOPROPYLAMIDE 3: hydrogenchloride / methanol; water 4: acetic anhydride; toluene-4-sulfonic acid 5: tetrahydrofuran; methanol View Scheme |
3-methoxyestra-2,5(10)-dien-17-one
norethisterone acetate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 1,4-dioxane; methanol; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; ISOPROPYLAMIDE 2: hydrogenchloride / methanol; water 3: acetic anhydride; toluene-4-sulfonic acid 4: tetrahydrofuran; methanol View Scheme |
3-methoxy-19-nor-17βH-pregna-2,5(10)-dien-20-yn-17-ol
norethisterone acetate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: hydrogenchloride / methanol; water 2: acetic anhydride; toluene-4-sulfonic acid 3: tetrahydrofuran; methanol View Scheme |
3-ethoxy-17α-ethynyl-19-desmethylpregna-3,5-diene-17β-ol
norethisterone acetate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogenchloride / acetone; water / 10 °C 2: dmap; pyridine / 1,2-dichloro-ethane / 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: hydrogenchloride / acetone; water / 10 °C 2: dmap; dicyclohexyl-carbodiimide / chloroform / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: hydrogenchloride / acetone; water / 10 °C 2: dmap; triethylamine / dichloromethane / 50 °C View Scheme |
norethisterone acetate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sulfuric acid / water; 2-methyltetrahydrofuran / 0 °C 2: dmap; pyridine / 1,2-dichloro-ethane / 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: sulfuric acid / water; 2-methyltetrahydrofuran / 0 °C 2: dmap; dicyclohexyl-carbodiimide / chloroform / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: sulfuric acid / water; 2-methyltetrahydrofuran / 0 °C 2: dmap; triethylamine / dichloromethane / 50 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: pyridine hydrochloride / 30 °C 2: potassium tert-butylate / acetone / 0 °C 3: hydrogenchloride / tetrahydrofuran; water / 50 °C 4: dmap; pyridine / 1,2-dichloro-ethane / 0 °C View Scheme | |
Multi-step reaction with 4 steps 1: pyridine hydrochloride / 30 °C 2: potassium tert-butylate / acetone / 0 °C 3: hydrogenchloride / tetrahydrofuran; water / 50 °C 4: dmap; dicyclohexyl-carbodiimide / chloroform / 20 °C View Scheme | |
Multi-step reaction with 4 steps 1: pyridine hydrochloride / 30 °C 2: potassium tert-butylate / acetone / 0 °C 3: hydrogenchloride / tetrahydrofuran; water / 50 °C 4: dmap; triethylamine / dichloromethane / 50 °C View Scheme |
3-methoxy-19-norandrosta-3,5-dien-17-one
norethisterone acetate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: potassium tert-butylate / acetone / 0 °C 2: hydrogenchloride / tetrahydrofuran; water / 50 °C 3: dmap; pyridine / 1,2-dichloro-ethane / 0 °C View Scheme | |
Multi-step reaction with 3 steps 1: potassium tert-butylate / acetone / 0 °C 2: hydrogenchloride / tetrahydrofuran; water / 50 °C 3: dmap; dicyclohexyl-carbodiimide / chloroform / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: potassium tert-butylate / acetone / 0 °C 2: hydrogenchloride / tetrahydrofuran; water / 50 °C 3: dmap; triethylamine / dichloromethane / 50 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: potassium 2-methylpropan-2-olate / tetrahydrofuran / 20 °C 2: hydrogenchloride / acetone; water / 10 °C 3: dmap; pyridine / 1,2-dichloro-ethane / 0 °C View Scheme | |
Multi-step reaction with 3 steps 1: potassium 2-methylpropan-2-olate / tetrahydrofuran / 20 °C 2: hydrogenchloride / acetone; water / 10 °C 3: dmap; dicyclohexyl-carbodiimide / chloroform / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: potassium 2-methylpropan-2-olate / tetrahydrofuran / 20 °C 2: hydrogenchloride / acetone; water / 10 °C 3: dmap; triethylamine / dichloromethane / 50 °C View Scheme |
norethisterone acetate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: potassium ethoxide / toluene / 50 °C 2: sulfuric acid / water; 2-methyltetrahydrofuran / 0 °C 3: dmap; pyridine / 1,2-dichloro-ethane / 0 °C View Scheme | |
Multi-step reaction with 3 steps 1: potassium ethoxide / toluene / 50 °C 2: sulfuric acid / water; 2-methyltetrahydrofuran / 0 °C 3: dmap; dicyclohexyl-carbodiimide / chloroform / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: potassium ethoxide / toluene / 50 °C 2: sulfuric acid / water; 2-methyltetrahydrofuran / 0 °C 3: dmap; triethylamine / dichloromethane / 50 °C View Scheme |
norethisterone acetate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogenchloride / tetrahydrofuran; water / 50 °C 2: dmap; pyridine / 1,2-dichloro-ethane / 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: hydrogenchloride / tetrahydrofuran; water / 50 °C 2: dmap; dicyclohexyl-carbodiimide / chloroform / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: hydrogenchloride / tetrahydrofuran; water / 50 °C 2: dmap; triethylamine / dichloromethane / 50 °C View Scheme |
norethisterone acetate
17β-acetoxy-21,21-dibromo-19-nor-17α-pregn-4-ene-3,20-dione
Conditions | Yield |
---|---|
With water; N-bromoacetamide In tert-butyl alcohol for 4h; Ambient temperature; | 96% |
norethisterone acetate
Conditions | Yield |
---|---|
With silver nitrate In tetrahydrofuran | 81% |
norethisterone acetate
3,21-dioxo-19-norpregna-4,17(20)-dien-20-yl acetate
Conditions | Yield |
---|---|
With oxygen; potassium tetrabromopalladate In 1,2-dimethoxyethane; water at 65℃; for 3h; | 80% |
Conditions | Yield |
---|---|
With copper(I) phenylacetylenide; copper acetylacetonate; triethylamine; copper(l) chloride In tetrahydrofuran at 25℃; for 16h; Irradiation; Inert atmosphere; | 78% |
norethisterone acetate
methyl 3-azidobenzoate
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 8h; Inert atmosphere; | 75% |
para-diiodobenzene
norethisterone acetate
1,4-bis(19-nor-17α-ethynyltestosterone-17β-acetate)benzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; N-ethyl-N,N-diisopropylamine In tetrahydrofuran for 4h; Sonogashira coupling; Inert atmosphere; Reflux; | 71% |
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 8h; Inert atmosphere; | 70% |
norethisterone acetate
17,17a-dimethyl-D-homogona-4,13,15,17(17a)-tetraen-3-one
Conditions | Yield |
---|---|
With formic acid at 90℃; for 1h; Heating; | 60% |
methyl 4-azidobenzoate
norethisterone acetate
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 8h; Inert atmosphere; | 60% |
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 8h; Inert atmosphere; | 55% |
norethisterone acetate
2-azido-benzoic acid methyl ester
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 8h; Inert atmosphere; | 50% |
2-azidobenzoic acid
norethisterone acetate
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 8h; Inert atmosphere; | 45% |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; N-ethyl-N,N-diisopropylamine In tetrahydrofuran for 10h; Sonogashira coupling; Inert atmosphere; Reflux; | 43% |
norethisterone acetate
N-bromoacetamide
17-acetoxy-19-nor-17βH-pregn-4-ene-3,20-dione
Conditions | Yield |
---|---|
With tert-butyl alcohol und Erwaermen des Reaktionsprodukts mit Zink, Essigsaeure und Natriumacetat; |
Conditions | Yield |
---|---|
(i) HC(OEt)3, TsOH, EtOH, THF, (ii) /BRN= 1730975/, benzene; Multistep reaction; |
Conditions | Yield |
---|---|
(i) HC(OEt)3, TsOH, EtOH, THF, (ii) /BRN= 1731686/, benzene; Multistep reaction; |
Conditions | Yield |
---|---|
(i) HC(OEt)3, TsOH, EtOH, THF, (ii) /BRN= 1900556/, benzene; Multistep reaction; |
norethisterone acetate
Conditions | Yield |
---|---|
(i) MeNH2, MeOH, (ii) aq. Ca(OCl)2, NH3, OTs; Multistep reaction; |
norethisterone acetate
trichloroacetic acid anhydride
17β-Acetoxy-17α-ethinyl-3-trichloracetoxy-Δ3.5-oestradien
chloroform
norethisterone acetate
17α-Aethinyl-6-formyl-3-chlor-19-nor-Δ3.5-androstadien-17β-ol-acetat
Conditions | Yield |
---|---|
With N,N-dimethyl-formamide; trichlorophosphate In Trichloroethylene |
norethisterone acetate
17α-Ethinyl-3-chlor-19-nor-Δ3,5-androstadien-17β-ol-acetat
Conditions | Yield |
---|---|
With N,N-dimethyl-formamide; trichlorophosphate In chloroform; Trichloroethylene |
norethisterone acetate
21-hydroxy-19-norpregna-4,16-diene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 80 percent / O2 / K2[PdBr4] / H2O; 1,2-dimethoxy-ethane / 3 h / 65 °C 2: 80 percent / DBU / ethyl acetate / 60 °C 3: 85 percent / K2CO3; water / methanol; tetrahydrofuran / 0.25 h / 20 °C View Scheme |
norethisterone acetate
16α,17α,21-trihydroxy-19-norpregn-4-ene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 80 percent / O2 / K2[PdBr4] / H2O; 1,2-dimethoxy-ethane / 3 h / 65 °C 2: 80 percent / DBU / ethyl acetate / 60 °C 3: 85 percent / K2CO3; water / methanol; tetrahydrofuran / 0.25 h / 20 °C 4: 55 percent / OsO4 / pyridine View Scheme | |
Multi-step reaction with 4 steps 1: 80 percent / O2 / K2[PdBr4] / H2O; 1,2-dimethoxy-ethane / 3 h / 65 °C 2: 80 percent / DBU / ethyl acetate / 60 °C 3: 85 percent / formic acid; KMnO4 / acetone; H2O / 0 °C 4: 84 percent / K2CO3; water / methanol; tetrahydrofuran / 0.25 h / 20 °C View Scheme |
norethisterone acetate
3,20-dioxo-19-norpregna-4,16-dien-21-yl acetate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 80 percent / O2 / K2[PdBr4] / H2O; 1,2-dimethoxy-ethane / 3 h / 65 °C 2: 80 percent / DBU / ethyl acetate / 60 °C View Scheme | |
Multi-step reaction with 3 steps 1: 96 percent / N-bromoacetamide, water / 2-methyl-propan-2-ol / 4 h / Ambient temperature 2: 98 percent / trimethyl phosphite / nitromethane / 1 h / Ambient temperature 3: 63 percent / dimethylformamide / 2 h / 120 °C View Scheme |
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