img _fcksavedurl="/UserAppearance:detailed see specifications Storage:Store in dry, dark and ventilated place. Package:according to the clients requirement Application:It is an important raw material and intermediate used in Organic Synthesis, Phar
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inquiry(2R,4R)-4-Methylpiperidine-2-carboxylic acid, CAS No.:74892-81-2 Name (2R,4R)-4-Methylpiperidine-2-carboxylic acid Synonyms (2R,4R)-4-Methylpipecolinic acid Molecular Structure Molecular Formula C7H13NO2 Molec
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inquiry(2R,4R)-4-Methylpiperidine-2-carboxylic acid Basic information Product Name: (2R,4R)-4-Methylpiperidine-2-carboxylic acid Synonyms: (2R,4R)-4-METHYLPIPERIDINE-2-CAR
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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
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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
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inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam
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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
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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
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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:74892-81-2
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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
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inquiryProduct 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:74892-81-2
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inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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inquiryHunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
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inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
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Cas:74892-81-2
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Cas:74892-81-2
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Cas:74892-81-2
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inquiryProduct Name: (2R,4R)-4-Methylpiperidine-2-carboxylic acid Synonyms: (2R,4R)-4-METHYLPIPERIDINE-2-CARBOXYLIC ACID;(2R,4R)-4-Methylpipecolinic acid;2-…Appearance:Solid powder Storage:Sealed,light and oxygen resistant Package:aluminum foil bag,carton
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inquiryHebei Lead Bio-Chemicals Co., Ltd. established in 2006, devolved in resurching, manufacturing and supplying of pharmaceuticals,food ingredients, cosmetics,health care products, Chinese herb, plant extracts and some fine chemicals,is one of leading gr
Cas:74892-81-2
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inquiryWe are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Cas:74892-81-2
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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:74892-81-2
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inquiryISO/factory/goodqualityAppearance:White to yellow Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
Cas:74892-81-2
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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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
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inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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inquiry(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
With hydrogen; palladium dihydroxide In ethanol | 98% |
With hydrogen; palladium dihydroxide In ethanol for 2h; | 98% |
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Stage #1: C22H25NO2 With hydrogen; [Rh(NBD)(PPh3)2]PF6 In ethanol at 50℃; under 760.051 Torr; for 4h; Stage #2: With palladium hydroxide, 20 wt% on carbon; hydrogen In ethanol; water at 23℃; under 760.051 Torr; for 5h; | 86% |
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
With potassium borohydride In water at 1 - 60℃; for 3.5h; | 83.1% |
(2R,4R)-N-(tert-butoxycarbonyl)-4-methylpipecolic acid
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride In methanol at 20℃; for 2h; | 74% |
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: NaHCO3 / methanol / 16 h / 60 °C 2: NaIO4 / tetrahydrofuran; H2O / 2 h / 20 °C 3: 27 g / NaBH4 / methanol / 0.5 h / 0 °C 4: 79 percent / 1st generation Grubbs catalyst / CH2Cl2 / 16 h / 20 °C 5: H2 / PtO2*H2O / ethyl acetate / 16 h / 2250.23 Torr 6: 63 percent / NaClO; NaClO2; sodoum phosphate buffer / TEMPO; bleach / acetonitrile; H2O / 18 h / 35 °C / pH 6.7 7: 74 percent / aq. HCl / methanol / 2 h / 20 °C View Scheme |
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: NaIO4 / tetrahydrofuran; H2O / 2 h / 20 °C 2: 27 g / NaBH4 / methanol / 0.5 h / 0 °C 3: 79 percent / 1st generation Grubbs catalyst / CH2Cl2 / 16 h / 20 °C 4: H2 / PtO2*H2O / ethyl acetate / 16 h / 2250.23 Torr 5: 63 percent / NaClO; NaClO2; sodoum phosphate buffer / TEMPO; bleach / acetonitrile; H2O / 18 h / 35 °C / pH 6.7 6: 74 percent / aq. HCl / methanol / 2 h / 20 °C View Scheme |
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 27 g / NaBH4 / methanol / 0.5 h / 0 °C 2: 79 percent / 1st generation Grubbs catalyst / CH2Cl2 / 16 h / 20 °C 3: H2 / PtO2*H2O / ethyl acetate / 16 h / 2250.23 Torr 4: 63 percent / NaClO; NaClO2; sodoum phosphate buffer / TEMPO; bleach / acetonitrile; H2O / 18 h / 35 °C / pH 6.7 5: 74 percent / aq. HCl / methanol / 2 h / 20 °C View Scheme |
(2R)-N-allyl-N-(tert-butoxycarbonyl)-2-amino-4-methyl-4-penten-1-ol
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 79 percent / 1st generation Grubbs catalyst / CH2Cl2 / 16 h / 20 °C 2: H2 / PtO2*H2O / ethyl acetate / 16 h / 2250.23 Torr 3: 63 percent / NaClO; NaClO2; sodoum phosphate buffer / TEMPO; bleach / acetonitrile; H2O / 18 h / 35 °C / pH 6.7 4: 74 percent / aq. HCl / methanol / 2 h / 20 °C View Scheme |
(N-(tert-butoxycarbonyl)-(6R)-1,2,3,6-tetrahydro-4-methylpyridine-2-yl)methanol
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: H2 / PtO2*H2O / ethyl acetate / 16 h / 2250.23 Torr 2: 63 percent / NaClO; NaClO2; sodoum phosphate buffer / TEMPO; bleach / acetonitrile; H2O / 18 h / 35 °C / pH 6.7 3: 74 percent / aq. HCl / methanol / 2 h / 20 °C View Scheme |
(N-(tert-butoxycarbonyl)-(2R,4R)-4-methylpiperidine-2-yl)methanol
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 63 percent / NaClO; NaClO2; sodoum phosphate buffer / TEMPO; bleach / acetonitrile; H2O / 18 h / 35 °C / pH 6.7 2: 74 percent / aq. HCl / methanol / 2 h / 20 °C View Scheme |
((2S,3S)-3-(2-methylallyl)oxiran-2-yl)methanol
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: LiClO4 / 16 h / 40 °C 2: NaHCO3 / methanol / 16 h / 60 °C 3: NaIO4 / tetrahydrofuran; H2O / 2 h / 20 °C 4: 27 g / NaBH4 / methanol / 0.5 h / 0 °C 5: 79 percent / 1st generation Grubbs catalyst / CH2Cl2 / 16 h / 20 °C 6: H2 / PtO2*H2O / ethyl acetate / 16 h / 2250.23 Torr 7: 63 percent / NaClO; NaClO2; sodoum phosphate buffer / TEMPO; bleach / acetonitrile; H2O / 18 h / 35 °C / pH 6.7 8: 74 percent / aq. HCl / methanol / 2 h / 20 °C View Scheme |
(4R,10R)-8-methylene-4-phenyloctahydropyrido[2,1-c][1,4]oxazin-1-ol
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 85 percent / DMSO; (COCl)2; Et3N / CH2Cl2 / 1.5 h / -50 - 20 °C 2: 74 percent / H2 / PtO2 / ethyl acetate / 0.25 h 3: 98 percent / H2 / Pd(OH)2 / ethanol / 2 h View Scheme | |
Multi-step reaction with 3 steps 1: 85 percent / (COCl)2, DMSO, Et3N / -50 - 0 °C 2: H2 / PtO2 / ethyl acetate 3: 98 percent / H2 / Pd(OH)2 / ethanol View Scheme |
(4R,9aR)-8-methylene-4-phenyl-hexahydropyrido[2,1-c][1,4]oxazin-1-one
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 74 percent / H2 / PtO2 / ethyl acetate / 0.25 h 2: 98 percent / H2 / Pd(OH)2 / ethanol / 2 h View Scheme | |
Multi-step reaction with 2 steps 1: H2 / PtO2 / ethyl acetate 2: 98 percent / H2 / Pd(OH)2 / ethanol View Scheme |
(R)-3-methyl-γ-butyrolactone
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: methanol / 5 h / 80 °C 2.1: oxalyl dichloride; dimethyl sulfoxide / dichloromethane / 1 h / -60 °C / Inert atmosphere 2.2: 0.5 h / -60 - 20 °C 3.1: ethanolamine / water / 6.5 h / 60 - 80 °C 4.1: sodium hydroxide / 2.5 h / Reflux 5.1: pyrrole aldehyde / water / 24 h / 37 °C / pH 8 6.1: sulfuric acid / 3 h / 0 - 20 °C 7.1: potassium borohydride / water / 3.5 h / 1 - 60 °C View Scheme |
(S)-methyl-3-hydroxy-2-methylpropanoate
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: oxalyl dichloride; dimethyl sulfoxide / dichloromethane / 1 h / -60 °C / Inert atmosphere 1.2: 0.5 h / -60 - 20 °C 2.1: ethanolamine / water / 6.5 h / 60 - 80 °C 3.1: sodium hydroxide / 2.5 h / Reflux 4.1: pyrrole aldehyde / water / 24 h / 37 °C / pH 8 5.1: sulfuric acid / 3 h / 0 - 20 °C 6.1: potassium borohydride / water / 3.5 h / 1 - 60 °C View Scheme |
(R)-3-Methyl-4-oxo-butyric acid methyl ester
(2R-trans)-4-Methyl-2-piperidinecarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: ethanolamine / water / 6.5 h / 60 - 80 °C 2: sodium hydroxide / 2.5 h / Reflux 3: pyrrole aldehyde / water / 24 h / 37 °C / pH 8 4: sulfuric acid / 3 h / 0 - 20 °C 5: potassium borohydride / water / 3.5 h / 1 - 60 °C View Scheme |
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