DayangChem 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:599-04-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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
Cas:599-04-2
Min.Order:1
Negotiable
Type:Other
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:599-04-2
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryFactory price D-(-)-PANTOLACTONE CAS 599-04-2 in stock Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediates (Fluorene,Carb
Cas:599-04-2
Min.Order:1 Gram
FOB Price: $50.0
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:599-04-2
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
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:599-04-2
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryJinlan Pharm-Drugs Technology Co.,Limited (with its export company Hangzhou Royall Import & Export Co.,Ltd.)is located in Hangzhou, Zhejiang Province. Neighboring Ningbo port, Shanghai port, Hangzhou Xiaoshan Int’l Airport and Shanghai Pu
Cas:599-04-2
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Manufacturers
inquiry1)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 etc. 3) oem/odm available; 4) rea
Cas:599-04-2
Min.Order:1 Gram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
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:599-04-2
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
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:599-04-2
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 present
Cas:599-04-2
Min.Order:1 Kilogram
FOB Price: $70.0 / 80.0
Type:Trading Company
inquiryD-(-)-PANTOLACTONE CAS:599-04-2 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 intermed
Cas:599-04-2
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:599-04-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryPRODUCT DETAILS
Cas:599-04-2
Min.Order:100 Kilogram
FOB Price: $1.0 / 2.0
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:599-04-2
Min.Order:1 Kilogram
FOB Price: $10.0 / 100.0
Type:Lab/Research institutions
inquiry1) For products exported we can offer COA Certificate and official PI. 2) We are manufacturer with own lab and factory, can provide high quality products with factory price. 3) Products can be sent out in 24 hours after payment. Tracking number avai
Cas:599-04-2
Min.Order:100 Kilogram
Negotiable
Type:Trading Company
inquiryAppearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
Cas:599-04-2
Min.Order:100 Gram
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
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:599-04-2
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd
J&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:599-04-2
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:599-04-2
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:599-04-2
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:599-04-2
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
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:599-04-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
factory?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
Cas:599-04-2
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryProduct name: D-Pantolactone CAS No.:599-04-2 Molecule Formula:C6H10O3 Molecule Weight:130.14 Purity: 98.0% Package: 25kg/drum Description:White solid Manufacture Standards:Enterprise Standard Testing Index
Cas:599-04-2
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryShandong Mopai Biotechnology 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 chemicals. W
1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:599-04-2
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryketopantolactone
(R)-Pantolacton
Conditions | Yield |
---|---|
With chiral Rh complex derived from N,O-bis(dicyclopentylphosphinyl)-(S)-2-hydroxymethylindoline; hydrogen In toluene at 20℃; under 750.06 Torr; for 0.17h; | 100% |
With (R)-N-dicyclohexylphosphino-N-methyl-[(S)-2-(diphenylphosphino)ferrocenyl]ethylamine; hydrogen; bis(cycloocta-1,5-diene)rhodium(I) trifluoromethanesulfonate In ethyl acetate at 25℃; under 15514.4 Torr; for 1.25h; | 99% |
With D-glucose; Rhodotorula minuta IFO 0920 at 28℃; for 36h; | 80.3% |
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride In water at 20℃; for 0.5h; pH=1 - 2; Reagent/catalyst; | 96.9% |
(R)-2,4-dihydroxy-N-<(1R)-2-endo-hydroxy-3-endo-bornyl>-3,3-dimethylbutyramide
(R)-Pantolacton
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water at 40℃; for 1h; | 96.8% |
ketopantolactone
A
(S)-pantolactone
B
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogen; chloro(1,5-cyclooctadiene)rhodium(I) dimer; (2S,4S)-N-butoxycarbonyl-4-diphenylphosphino-2-diphenylphosphinomethylpyrrolidine In toluene at 50℃; under 37503 Torr; for 45h; Yields of byproduct given. Title compound not separated from byproducts; | A n/a B 95% |
With hydrogen; (S)-Cp-isoAlaNOP - 2 In toluene at 20℃; under 760 Torr; for 0.5h; Title compound not separated from byproducts; | |
With magnesium(II) perchlorate; (S)-3-(N,N-dimethylcarbamoyl)-1,2,4-trimethyl-1,4-dihydropyridine In [D3]acetonitrile -25 degC to r.t, 1 h; |
D-sodium pantoate
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride In water at 20℃; for 0.5h; pH=1 - 2; Reagent/catalyst; | 94.7% |
3-(tert-butyldimethylsilanyloxy)-4,4-dimethyldihydro-2(3H)-furan-2-one
(R)-Pantolacton
Conditions | Yield |
---|---|
With phosphomolybdic acid hydrate; silica gel In tetrahydrofuran at 20℃; for 12h; | 94% |
With iron(III) p-toluenesulfonate hexahydrate In methanol for 27.5833h; Reflux; chemoselective reaction; | 84% |
(R)-(+)-3-(Benzyloxy)-4,5-dihydro-4,4-dimethyl-furan-2(3H)-on
(R)-Pantolacton
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In methanol optical yield given as %ee; | 93% |
2(R)-hydroxy-3,3-dimethyl-4-oxo-butxyric acid ethyl ester
(R)-Pantolacton
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol at 0℃; | 93% |
With sodium cyanoborohydride In methanol Reagent/catalyst; Solvent; Cooling with ice; | 93% |
Multi-step reaction with 2 steps 1.1: sodium tetrahydroborate / diethyl ether / 20 °C 1.2: Saturated solution 2.1: toluene-4-sulfonic acid / diethyl ether / 20 °C View Scheme | |
With bis[dichloro(pentamethylcyclopentadienyl)iridium(III)]; (R)-N-(2-hydroxyethyl)pyrrolidine-2-carboxamide; sodium formate In water; tert-butyl alcohol at 40℃; for 1h; Temperature; Reagent/catalyst; Inert atmosphere; |
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride at 115℃; for 5h; | 88% |
(R)-Pantolacton
Conditions | Yield |
---|---|
With sodium tetrahydroborate In ethanol Cooling with ice; | 87% |
Conditions | Yield |
---|---|
at 90 - 95℃; | 85% |
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride at 115℃; for 5h; | 78% |
(R)-acetic acid 4,4-dimethyl-2-oxo-tetrahydrofuran-3-yl ester
(R)-Pantolacton
Conditions | Yield |
---|---|
With sodium methylate In methanol for 0.5h; Ambient temperature; | 76.6% |
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride at 115℃; for 5h; | 65% |
(R)-2,4-Dihydroxy-3,3-dimethylbutyronitrile
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride for 8.5h; Ambient temperature; | 62% |
With hydrogenchloride In methanol; water at 20℃; Reflux; |
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride at 115℃; for 5h; | 62% |
(R)-2,4-Bis-(tert-butyl-dimethyl-silanyloxy)-3,3-dimethyl-butyric acid
(R)-Pantolacton
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In chloroform | 60% |
Conditions | Yield |
---|---|
lanthanum(lll) triflate In acetonitrile at 20℃; for 15h; Product distribution / selectivity; | A n/a B n/a C 60% |
erbium(III) triflate In acetonitrile Product distribution / selectivity; | |
scandium tris(trifluoromethanesulfonate) In acetonitrile Product distribution / selectivity; | |
iron(III) chloride In acetonitrile Product distribution / selectivity; |
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride at 115℃; for 5h; | 55% |
Conditions | Yield |
---|---|
With 10M acid-treated K10 Montmorillonite at 40℃; for 8h; optical yield given as %ee; | A 18% B 13% C 35% |
(RS)-2-acetoxy-3,3-dimethyl-γ-butyrolactone
A
(S)-pantolactone
B
(R)-Pantolacton
Conditions | Yield |
---|---|
With yeast lipase; butan-1-ol In di-isopropyl ether at 30℃; for 336h; Title compound not separated from byproducts; | |
With sodium phosphate buffer; esterase B from Candida antarctica In water at 37℃; for 1h; pH=7.3; Product distribution; |
Conditions | Yield |
---|---|
With pantothenase UK-1 at 25℃; Equilibrium constant; |
DL-sodium pantoate
A
(S)-pantolactone
B
(R)-Pantolacton
Conditions | Yield |
---|---|
With (+)-10-camphorsulfonic acid In various solvent(s) in 99.5 percent EtOH; Yield given. Yields of byproduct given. Title compound not separated from byproducts; | |
With (1S)-(+)-camphorsulfonic acid monohydrate In various solvent(s) at -78℃; Product distribution; 99.5 percent EtOH; |
C22H38N2O8
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride at 90℃; for 12h; |
A
(S)-pantolactone
B
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride at 115℃; for 5h; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
A
(S)-pantolactone
B
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogenchloride at 115℃; for 5h; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
(R)-Pantolacton
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In methanol |
R(-)pantoyllactone-β-D-glucopyranoside
(R)-Pantolacton
Conditions | Yield |
---|---|
With ammonium sulfate; potassium phosphate buffer In water Ambient temperature; β-glucosidase presence; |
(R)-(1-naphthyl)-glycyl-(R)-phenylglycine
pantolactone
A
(R)-Pantolacton
Conditions | Yield |
---|---|
In methanol Ambient temperature; Yield given; Title compound not separated from byproducts; |
A
(S)-pantolactone
B
(R)-Pantolacton
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In methanol Hydrolysis; Title compound not separated from byproducts; |
trifluoromethylsulfonic anhydride
(R)-Pantolacton
(3R)-4,4-dimethyl-2-oxotetrahydrofuran-3-yl trifluoromethanesulfonate
Conditions | Yield |
---|---|
With pyridine In dichloromethane at -78 - 23℃; for 3.5h; Inert atmosphere; | 100% |
With pyridine In dichloromethane at 20℃; for 19.0667h; Inert atmosphere; Cooling with acetone-dry ice; | 98% |
In pyridine; dichloromethane at -78 - 20℃; for 1.16667h; Inert atmosphere; | 96% |
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 0℃; for 0.5h; | 100% |
With dmap; triethylamine In dichloromethane at 0 - 5℃; | 90.59% |
ethylenediamine
(R)-Pantolacton
(2R)-N-(2-aminoethyl)-2,4-dihydroxy-3,3-dimethylbutyramide
Conditions | Yield |
---|---|
at 55℃; | 100% |
In ethanol at 120℃; for 2h; Microwave irradiation; | 37% |
at 55℃; |
Conditions | Yield |
---|---|
In methanol; water at 25℃; for 3h; Inert atmosphere; | 100% |
In methanol at 20℃; for 3h; Inert atmosphere; | 97% |
(R)-Pantolacton
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In diethyl ether at 0 - 20℃; for 1h; Inert atmosphere; | 100% |
triisopropylsilyl trifluoromethanesulfonate
(R)-Pantolacton
Conditions | Yield |
---|---|
With 2,6-dimethylpyridine In dichloromethane at 20℃; for 96h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
Stage #1: 4-amino-n-butyric acid With sodium hydroxide In water Stage #2: (R)-Pantolacton at 130℃; for 17h; Inert atmosphere; | 99% |
With triethylamine In methanol at 65℃; for 24h; Inert atmosphere; | 89% |
With diethylamine In methanol at 60℃; | 53% |
With sodium methylate | |
With diethylamine In methanol |
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethylguanidine In methanol at 26℃; for 40h; | 99% |
With diethylamine In methanol |
tert-butyldimethylsilyl chloride
(R)-Pantolacton
3-(tert-butyldimethylsilanyloxy)-4,4-dimethyldihydro-2(3H)-furan-2-one
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 0 - 20℃; for 2.5h; | 99% |
With 1H-imidazole In N,N-dimethyl-formamide at 0 - 20℃; for 3h; | 99% |
With 1H-imidazole In tetrahydrofuran at 20℃; for 24h; Substitution; | 97% |
(R)-Pantolacton
(R)-2,4-Dihydroxy-3,3-dimethylbutyramide
Conditions | Yield |
---|---|
With ammonia Inert atmosphere; | 99% |
With ammonia In methanol at 20℃; for 24h; | 99% |
at 20 - 60℃; for 6h; | 95% |
O-benzyl 2,2,2-trichloroacetimidate
(R)-Pantolacton
(R)-(+)-3-(Benzyloxy)-4,5-dihydro-4,4-dimethyl-furan-2(3H)-on
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane at 20℃; for 15h; | 98% |
With trifluorormethanesulfonic acid In hexane; dichloromethane for 1h; | 83% |
With trifluorormethanesulfonic acid In dichloromethane benzylation; |
Conditions | Yield |
---|---|
In ethanol for 72h; | 98% |
monochloromethanesulfonyl chloride
(R)-Pantolacton
Chloro-methanesulfonic acid (R)-4,4-dimethyl-2-oxo-tetrahydro-furan-3-yl ester
Conditions | Yield |
---|---|
With pyridine at 0 - 20℃; for 0.166667h; | 98% |
(R)-Pantolacton
(2R)-(-)-3,3-dimethylbutane-1,2,4-triol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran Heating; | 97% |
Stage #1: (R)-Pantolacton With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; for 4h; Stage #2: With sulfuric acid; sodium sulfate In tetrahydrofuran; water pH=Ca. 3; | 88% |
Stage #1: (R)-Pantolacton With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; Stage #2: With sodium hydroxide; water In tetrahydrofuran at 0℃; | 82% |
Conditions | Yield |
---|---|
With triethylamine In ethanol for 7h; Heating; | 97% |
Conditions | Yield |
---|---|
Stage #1: methyl 3-aminopropanoate hydrochloride With diethylamine In methanol at 0℃; for 0.25h; Inert atmosphere; Stage #2: (R)-Pantolacton In methanol at 60℃; for 20h; Inert atmosphere; | 97% |
(1R,2R,3S,4S)-3-Amino-1,7,7-trimethyl-bicyclo[2.2.1]heptan-2-ol
(R)-Pantolacton
(R)-2,4-dihydroxy-N-<(1R)-2-endo-hydroxy-3-endo-bornyl>-3,3-dimethylbutyramide
Conditions | Yield |
---|---|
In ethanol at 78℃; for 3h; | 96.2% |
4-methyleneoxetan-2-one
(R)-Pantolacton
(R)-4,4-dimethyl-2-oxotetrahydrofuran-3-yl 3-oxobutanoate
Conditions | Yield |
---|---|
With sodium acetate In acetonitrile for 2h; Heating; | 96% |
chloromethyl methyl ether
(R)-Pantolacton
3R-(-)-dihydro-4,4-dimethyl-3-<(methoxymethyl)oxy>-2(3H)-furanone
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 40℃; for 20h; | 96% |
With N-ethyl-N,N-diisopropylamine In dichloromethane; toluene at 0℃; for 24h; Reflux; | 95% |
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 48h; Inert atmosphere; | 90% |
With sodium hydride In tetrahydrofuran for 1h; Ambient temperature; | 89% |
With lithium diisopropyl amide In dichloromethane Ambient temperature; | 75% |
cyanomethylene triphenylphosphorane
(R)-Pantolacton
Conditions | Yield |
---|---|
In toluene for 0.0666667h; Condensation; Irradiation; | 96% |
p-toluenesulfonyl chloride
(R)-Pantolacton
O-(toluene-4-sulfonyl)-D-pantolactone
Conditions | Yield |
---|---|
dmap In pyridine Ambient temperature; | 95% |
With pyridine |
Conditions | Yield |
---|---|
With triethylamine In ethanol at 160℃; for 3h; Microwave irradiation; | 95% |
With methanol | |
at 60℃; for 5h; |
n-Dodecylamine
(R)-Pantolacton
(2R)-N-Dodecyl-2,4-dihydroxy-3,3-dimethylbutanamid
Conditions | Yield |
---|---|
at 115℃; for 3h; | 95% |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0℃; | 95% |
(R)-Pantolacton
6,8-dimethoxy-3-(1-methyl-2-oxo-vinyl)-isochromen-1-one
(R)-2-(6,8-Dimethoxy-1-oxo-1H-isochromen-3-yl)-propionic acid (R)-4,4-dimethyl-2-oxo-tetrahydro-furan-3-yl ester
Conditions | Yield |
---|---|
at -40℃; for 1.66667h; | 95% |
4-(methylthio)benzylamine
(R)-Pantolacton
(R)-(+)-2,4-dihydroxy-3,3-dimethyl-N-(4-methyl-sulfanyl-benzyl)butyramide
Conditions | Yield |
---|---|
In toluene at 65℃; Inert atmosphere; | 95% |
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