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Ality Chemical Corporation

The 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

Factory Supply (R)-(-)-butane-1,3-diol

Cas:6290-03-5

Min.Order:1

Negotiable

Type:Other

inquiry

Hunan Russell Chemicals Technology Co.,Ltd

high purity lowest pric Appearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

(R)-Butane-1,3-diol 6290-03-5

Cas:6290-03-5

Min.Order:100 Kilogram

Negotiable

Type:Trading Company

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

As 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 services. DayangChem can provide different quantities of custom synthesis ch

(R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Sinoway Industrial Co., Ltd.

Assay: 98% up by GC; Stable supply with over 50Mt annually; Appearance:Colorless to pale yellow clear liquid Storage:room temprature Package:25kg/drum Application:Intermediate of organic structure Regulate carbohydrate lipid metabolism Port:Beiji

(R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $100.0

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

(R)-(-)-1,3-Butanediol Basic information Product Name: (R)-(-)-1,3-Butanediol Synonyms: 1,3-BUTANEDIOL, (R);(R)-(-)-BUTYLENE GLYCOL;(R)-(-)-1,3-DIHYDROXYBUTANE;(R)-

(R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Gram

Negotiable

Type:Manufacturers

inquiry

Hebei yanxi chemical co.,LTD.

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm

(3r)-butane-1,3-diol CAS NO.6290-03-5

Cas:6290-03-5

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

Type:Trading Company

inquiry

Chemwill Asia Co., Ltd.

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

(R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Leader Biochemical Group

About Product Technical Details (R)-(-)-1,3-Butanediol Chemical Properties

China Largest factory Manufacturer Supply (R)-(-)-1,3-Butanediol CAS 6290-03-5

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $1.0 / 3.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

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 Scientific and so on.O

TIANFU-CHEM Ethyl (R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With 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

(R) - (-) -1, 3-Butanediol/1, 3-Butanediol CAS 6290-03-5

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

Pharmaceutical Grade CAS 6290-03-5 with competitive price

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. 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

(R)-(-)-1,3-Butanediol CAS6290-03-5

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $289.0 / 499.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.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

1,3-Butanediol, (3R)- 6290-03-5

Cas:6290-03-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our 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

(R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $700.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

(R)-(-)-1,3-Butanediol CAS:6290-03-5 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

(R)-(-)-1,3-Butanediol CAS:6290-03-5

Cas:6290-03-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, 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

1,3-Butanediol, (3R)-

Cas:6290-03-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hefei Zhaobo Technology Co., Ltd.

(R)-(-)-1,3-Butanediol CAS 6290-03-5 Purity: 99% Min Application: Intermediates Appearance: Powder Package: Bag Delivery: 3-5days Our Advantage & Service 1.Top quality: Using high quality material and establishing a strict quality co

(R)-(-)-1,3-Butanediol CAS 6290-03-5

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $10.0 / 50.0

Type:Trading Company

inquiry

Afine Chemicals Limited

Company 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

R-(-)-1,3-BUTANE DIOL

Cas:6290-03-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Miheng Trading Co., Ltd.

(R)-(-)-1,3-Butanediol CAS 6290-03-5 Our advantage 1.Top quality: Using high quality material and establishing a strict quality control system,assigning specific persons in charge of each part of production,from raw material purchase to assem

(R)-(-)-1,3-Butanediol CAS 6290-03-5

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $50.0 / 100.0

Type:Trading Company

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo 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

(3r)-butane-1,3-diol

Cas:6290-03-5

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product name: (R)-(-)-1,3-Butanediol CAS No.: 6290-03-5 Molecule Formula:C4H10O2 Molecule Weight:90.12 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITE

Lower Price (R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Zibo Dorne chemical technology co. LTD

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,

High purity (R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Jiangsu Qianyu Molecular Technology Co., LTD.

Our 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

High Purity (R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP 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,

(R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: (R)-(-)-1,3-Butanediol Synonyms: (R)-(-)-1,3-Butanediol;(R)-(-)-1,3-Butanediol 98%;L-Butane-1,3-diol;1,3-BUTANEDIOL, (R);(R)-(-)-BUTYLENE GLYCOL;(R)-(-)-1,3-DIHYDROXYBUTANE;(R)-(-)-1,3-BUTANEDIOL;(R)-1,3-BUTANEDIOL CAS: 6290-0

(R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

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

TIANFUCHEM--6290-03-5--High purity (R)-(-)-1,3-Butanediol factory price

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

(R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong 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

TIANFUCHEM--6290-03-5--High purity (R)-(-)-1,3-Butanediol factory price

Cas:6290-03-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

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

TIANFUCHEM--6290-03-5--High purity (R)-(-)-1,3-Butanediol factory price

Cas:6290-03-5

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

Product name (R)-(-)-1,3-Butanediol Content ≥98% CAS NO. 6290-03-5 Package Structure Formula Appearance:Detailed se

(R)-(-)-1,3-Butanediol

Cas:6290-03-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

acetoacetic acid methyl ester
105-45-3

acetoacetic acid methyl ester

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
Stage #1: acetoacetic acid methyl ester With ruthenium trichloride; C102H72NO9P3 for 0.5h;
Stage #2: With diphenyl hydrogen phosphate; hydrogen at 80℃; under 37503.8 - 45004.5 Torr; Reagent/catalyst; Temperature; Pressure; Sealed tube;
99.4%
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With <((R)-(1,1'-binaphthyl-2,2'-diyl)bis(diphenylphosphine))RuCl2>2NEt3; hydrogen In methanol at 50℃; under 38000 Torr; for 24h;98%
With hydrogen; dichloro(benzene)ruthenium(II) dimer; (R)-2,2'-bis(diphenylphosphanyl)-1,1'-binaphthyl In ethanol at 30℃; under 76000.1 Torr; for 40h; Yields of byproduct given. Title compound not separated from byproducts;96%
With methanol; phosphate buffer at 30℃; for 6.5h; Candida boidinii KK912 (IFO 10574);60%
vinyl acetate
108-05-4

vinyl acetate

1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
Stage #1: vinyl acetate; 1.3-butanediol With ChirazymeTM L-2 In diethyl ether at 20℃; for 30h;
Stage #2: With sodium methylate In methanol at 20℃; for 2h;
90%
(2S,4R)-4-methyl-2-phenyl-1,3-dioxane
79464-76-9

(2S,4R)-4-methyl-2-phenyl-1,3-dioxane

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With hydrogen; palladium dihydroxide In ethyl acetate87%
Ethyl (R)-3-hydroxybutanoate
24915-95-5

Ethyl (R)-3-hydroxybutanoate

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With lithium aluminium tetrahydride In diethyl ether for 1h; Ambient temperature;86%
With lithium aluminium tetrahydride In diethyl ether at 0℃; for 0.5h;85.6%
Stage #1: Ethyl (R)-3-hydroxybutanoate With lithium aluminium tetrahydride In diethyl ether at 0 - 20℃; for 3h; Inert atmosphere;
Stage #2: With water In diethyl ether
81%
(R)-3-hydroxybutyric acid
625-72-9

(R)-3-hydroxybutyric acid

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With lithium aluminium tetrahydride In diethyl ether for 5h;85%
(R)-4-methyloxetan-2-one
32082-74-9

(R)-4-methyloxetan-2-one

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With sodium tetrahydroborate; ethanol at 20℃;85%
With sodium tetrahydroborate In ethanol at 20℃;79%
poly[(R)-3-hydroxybutanoate]

poly[(R)-3-hydroxybutanoate]

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
Stage #1: poly[(R)-3-hydroxybutanoate] With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; Inert atmosphere; Reflux;
Stage #2: With water; sodium hydroxide In tetrahydrofuran; diethyl ether at 0℃;
84%
(S)-ethyl 3,4-dihydroxybutanoate
112635-76-4, 108585-47-3

(S)-ethyl 3,4-dihydroxybutanoate

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
Stage #1: (S)-ethyl 3,4-dihydroxybutanoate With triethylamine In dichloromethane at 0℃; for 0.25h; Inert atmosphere;
Stage #2: p-toluenesulfonyl chloride In dichloromethane at 20℃; for 10h; Inert atmosphere;
Stage #3: With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; for 8h; Inert atmosphere; chemoselective reaction;
82%
(R)-4-methyl-1,3-dioxan
77876-45-0

(R)-4-methyl-1,3-dioxan

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With hydrogenchloride; (2,4-dinitro-phenyl)-hydrazine for 12h;75%
(2R,6S,7S,10R)-7-Isopropyl-2,10-dimethyl-1,5-dioxa-spiro[5.5]undecane
115404-95-0

(2R,6S,7S,10R)-7-Isopropyl-2,10-dimethyl-1,5-dioxa-spiro[5.5]undecane

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With hydrogenchloride In methanol for 14h; Ambient temperature;53%
D-allo-threonine
24830-94-2

D-allo-threonine

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
Multistep reaction;
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
Multistep reaction;
at 30℃; for 72h;
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With hydrogen; RuCl2[(R)-BINAP] In ethanol under 53200 Torr; for 42h; Ambient temperature; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
With hydrogen; acetic acid; Raney nickel modified with R,R-tartaric acid In tetrahydrofuran at 80℃; under 66195.7 Torr; for 14h; Title compound not separated from byproducts;
With hydrogen; TA-NaBr-MR-Ni In tetrahydrofuran; acetic acid under 66195.7 Torr; Product distribution;
1,3-butanedioldicarbanilate
75052-43-6

1,3-butanedioldicarbanilate

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With lithium aluminium tetrahydride In 1,4-dioxane at 80℃; for 3h; Heating;2.5 g
Benzoic acid (R)-3-[(2S,5R)-2-isopropyl-5-methyl-1-(2-oxo-2-phenyl-ethyl)-cyclohexyloxy]-butyl ester
115346-84-4

Benzoic acid (R)-3-[(2S,5R)-2-isopropyl-5-methyl-1-(2-oxo-2-phenyl-ethyl)-cyclohexyloxy]-butyl ester

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With sodium hydroxide In methanol Heating; Yield given;
(2R,6S,7S,10R)-7-Isopropyl-2,10-dimethyl-1,5-dioxa-spiro[5.5]undecane
115404-95-0

(2R,6S,7S,10R)-7-Isopropyl-2,10-dimethyl-1,5-dioxa-spiro[5.5]undecane

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With toluene-4-sulfonic acid In methanol Ambient temperature; Yield given;
4-Hydroxy-2-butanone dimethylsilylether
141859-92-9

4-Hydroxy-2-butanone dimethylsilylether

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With potassium carbonate; (-)-1,2-bis[(2R,5R)-2,5-diisoprohylphospholano]benzene 1) CH2Cl2, 2 h, 20-25 deg C, 2) MeOH, 4 h; Multistep reaction. Title compound not separated from byproducts;
(S)-4-Benzenesulfonyl-butane-1,3-diol
117631-61-5

(S)-4-Benzenesulfonyl-butane-1,3-diol

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With Ra-Ni
3-hydroxybutyl β-D-galactopyranoside

3-hydroxybutyl β-D-galactopyranoside

A

D-Galactose
10257-28-0

D-Galactose

B

1,3-butanediol
24621-61-2

1,3-butanediol

C

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With phosphoric acid; β-galactosidase from Escherichia coli at 40℃; for 0.25h; Product distribution; selectivity; influence of incubation time, temperature, microbial source, enzyme activity; other galactopyranosides;
(2S,4R)-2-(4-methoxyphenyl)-4-methyl-1,3-dioxane
186378-98-3

(2S,4R)-2-(4-methoxyphenyl)-4-methyl-1,3-dioxane

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With ethandithiol; camphor-10-sulfonic acid In dichloromethane Ambient temperature; Yield given;
(3'R,4S)-3-(3'-hydroxybutanoyl)-4-(1-methylethyl)-2-oxazolidinone
77877-38-4

(3'R,4S)-3-(3'-hydroxybutanoyl)-4-(1-methylethyl)-2-oxazolidinone

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With lithium aluminium tetrahydride In tetrahydrofuran
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

C

1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

Conditions
ConditionsYield
With phosphate buffer; pKK-CPA1 In water at 30℃; for 24h; pH=6.5; Isomerization;
1-Hydroxy-3-butanone
590-90-9

1-Hydroxy-3-butanone

yeast

yeast

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

hexyl 4-chloroacetoacetate

hexyl 4-chloroacetoacetate

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
Stage #1: hexyl 4-chloroacetoacetate With bakers' yeast; phenylthioethylene In ethanol; water at 20℃; for 96h; Reduction;
Stage #2: With lithium aluminium tetrahydride In tetrahydrofuran at 20℃; for 17h; Reduction; dehalogenation; Title compound not separated from byproducts;
1.3-butanediol
18826-95-4, 107-88-0

1.3-butanediol

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With E. coli cells expressing CpSADH In phosphate buffer at 30℃; for 40h; pH=6.8; Product distribution; Further Variations:; pH-values; concentrations; Enzymatic reaction;
2,6-dimethyl-1,3-dioxan-4-ol
4740-77-6

2,6-dimethyl-1,3-dioxan-4-ol

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With sodium tetrahydroborate In 1-methyl-pyrrolidin-2-one; methanol at 4℃; Inert atmosphere; optical yield given as %ee;
Methyl (R)-3-hydroxybutyrate
3976-69-0

Methyl (R)-3-hydroxybutyrate

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With hydrogen; C52H53BN2P2Ru In tetrahydrofuran at 80℃; under 37503.8 Torr; for 16h; Product distribution / selectivity;n/a
With lithium aluminium tetrahydride
Methyl (R)-3-hydroxybutyrate
3976-69-0

Methyl (R)-3-hydroxybutyrate

A

1,3-butanediol
24621-61-2

1,3-butanediol

B

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Conditions
ConditionsYield
With RuH(η1-BH4)(dppp)((R,R)-dpen); hydrogen In tetrahydrofuran at 80℃; under 37503.8 Torr; for 16h; Autoclave;
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

tert-butylchlorodiphenylsilane
58479-61-1

tert-butylchlorodiphenylsilane

(R)-4-(tert-butyldiphenylsilyloxy)-2-methylbutan-1-ol

(R)-4-(tert-butyldiphenylsilyloxy)-2-methylbutan-1-ol

Conditions
ConditionsYield
With 1H-imidazole; dmap In dichloromethane at 0 - 20℃; for 18h;100%
With dmap; water; triethylamine In dichloromethane for 12h;70%
With 1H-imidazole In dichloromethane at 25℃; for 1h; Inert atmosphere;
With triethylamine In dichloromethane at 20℃; for 15h;
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

benzaldehyde dimethyl acetal
1125-88-8

benzaldehyde dimethyl acetal

(2S,4R)-4-methyl-2-phenyl-1,3-dioxane
79464-76-9

(2S,4R)-4-methyl-2-phenyl-1,3-dioxane

Conditions
ConditionsYield
With toluene-4-sulfonic acid In dichloromethane for 3h; Heating;98%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

tert-butyldimethylsilyl chloride
18162-48-6

tert-butyldimethylsilyl chloride

(5R)-2,2,3,3,5,9,9,10,10-nonamethyl-4,8-dioxa-3,9-disilaundecane
1642119-85-4

(5R)-2,2,3,3,5,9,9,10,10-nonamethyl-4,8-dioxa-3,9-disilaundecane

Conditions
ConditionsYield
With 1H-imidazole In dichloromethane for 6h;98%
With 1H-imidazole In dichloromethane at 20℃;98%
With 1H-imidazole In dichloromethane at 0 - 25℃; for 24h; Inert atmosphere;90%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

(2R)-4-[(methylsulfonyl)oxy]butan-2-yl methanesulfonate
77943-38-5

(2R)-4-[(methylsulfonyl)oxy]butan-2-yl methanesulfonate

Conditions
ConditionsYield
following procedure published for the racemic compound;97%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

4,4'-dimethoxytrityl chloride
40615-36-9

4,4'-dimethoxytrityl chloride

(R)-(-)-1-O-(4,4'-dimethoxytrityl)-1,3-butanediol

(R)-(-)-1-O-(4,4'-dimethoxytrityl)-1,3-butanediol

Conditions
ConditionsYield
With pyridine at 20℃; for 6h;97%
With pyridine at 0 - 20℃; for 6h;97%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

trityl chloride
76-83-5

trityl chloride

(R)-4-(triphenylmethoxy)butan-2-ol
113522-45-5

(R)-4-(triphenylmethoxy)butan-2-ol

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 6h;96%
With pyridine; dmap at 20℃; for 48h;92%
With triethylamine In dichloromethane at 0 - 20℃;89.1%
With pyridine Ambient temperature;
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

benzaldehyde dimethyl acetal
1125-88-8

benzaldehyde dimethyl acetal

(R)-3-O-benzyl-1,3-butanediol
116757-62-1

(R)-3-O-benzyl-1,3-butanediol

Conditions
ConditionsYield
Stage #1: (R)-butane-1,3-diol; benzaldehyde dimethyl acetal With camphor-10-sulfonic acid In dichloromethane
Stage #2: With diisobutylaluminium hydride In toluene
94%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

methanesulfonyl chloride
124-63-0

methanesulfonyl chloride

(R)-3-hydroxybutyl methanesulfonate

(R)-3-hydroxybutyl methanesulfonate

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 20℃; for 2h;92%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

methanesulfonyl chloride
124-63-0

methanesulfonyl chloride

(2R)-4-[(methylsulfonyl)oxy]butan-2-yl methanesulfonate
77943-38-5

(2R)-4-[(methylsulfonyl)oxy]butan-2-yl methanesulfonate

Conditions
ConditionsYield
With triethylamine In dichloromethane 1.) - 20 deg C, 2.) -20 deg C -> 25 deg C;91%
With triethylamine In dichloromethane at 0 - 20℃; for 2.25h;89%
With triethylamine In dichloromethane at 0 - 20℃; for 2.25h;89%
With triethylamine In dichloromethane at 0 - 20℃; for 5h;
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

(S)-Citronellal
5949-05-3

(S)-Citronellal

(-)-(2S,4R,2'S)-2-2',6'-dimethylhept-5'-enyl-4-methyl-1,3-dioxane

(-)-(2S,4R,2'S)-2-2',6'-dimethylhept-5'-enyl-4-methyl-1,3-dioxane

Conditions
ConditionsYield
With boron trifluoride diethyl etherate; calcium carbonate In tetrahydrofuran 1.) 30 min, -60 deg C, 2.) 14.5 h, 0 deg C;90%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

(R)-Citronellal
2385-77-5

(R)-Citronellal

(-)-(2S,4R,2'R)-2-2',6'-dimethylhept-5'-enyl-4-methyl-1,3-dioxane

(-)-(2S,4R,2'R)-2-2',6'-dimethylhept-5'-enyl-4-methyl-1,3-dioxane

Conditions
ConditionsYield
With boron trifluoride diethyl etherate; calcium carbonate In tetrahydrofuran 1.) 30 min, -60 deg C, 2.) 14.5 h, 0 deg C;90%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

(E)-3-(3,5-Dichloro-4'-fluoro-biphenyl-2-yl)-propenal
80617-15-8

(E)-3-(3,5-Dichloro-4'-fluoro-biphenyl-2-yl)-propenal

(2S,4R)-2-[(E)-2-(3,5-Dichloro-4'-fluoro-biphenyl-2-yl)-vinyl]-4-methyl-[1,3]dioxane
120185-77-5

(2S,4R)-2-[(E)-2-(3,5-Dichloro-4'-fluoro-biphenyl-2-yl)-vinyl]-4-methyl-[1,3]dioxane

Conditions
ConditionsYield
toluene-4-sulfonic acid In benzene Heating; azeotropic removal of water;90%
O,O,O,O-tetraacetylsecologaninn
27856-66-2

O,O,O,O-tetraacetylsecologaninn

(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

(4S,5R,6S)-4-((2S,4R)-4-Methyl-[1,3]dioxan-2-ylmethyl)-6-((2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-5-vinyl-5,6-dihydro-4H-pyran-3-carboxylic acid methyl ester

(4S,5R,6S)-4-((2S,4R)-4-Methyl-[1,3]dioxan-2-ylmethyl)-6-((2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-5-vinyl-5,6-dihydro-4H-pyran-3-carboxylic acid methyl ester

Conditions
ConditionsYield
With toluene-4-sulfonic acid In benzene Heating;87.9%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

tert-butyldimethylsilyl chloride
18162-48-6

tert-butyldimethylsilyl chloride

(R)-4-((tert-butyldimethylsilyl)oxy)butan-2-ol
136918-09-7

(R)-4-((tert-butyldimethylsilyl)oxy)butan-2-ol

Conditions
ConditionsYield
With dmap; triethylamine In dichloromethane for 27h; Ambient temperature;87%
With dmap; triethylamine In dichloromethane at 20℃;85%
Stage #1: (R)-butane-1,3-diol With 1H-imidazole In N,N-dimethyl-formamide at 0℃; for 1h; Inert atmosphere;
Stage #2: tert-butyldimethylsilyl chloride In N,N-dimethyl-formamide at 20℃; for 18h; Inert atmosphere;
85%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

(R)-10-camphorsulfonic acid
35963-20-3

(R)-10-camphorsulfonic acid

Benzhydrylamine
91-00-9

Benzhydrylamine

(2S)-1-(diphenylmethyl)-2-methylazetidinium [(1R,4S)-7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl]methanesulfonate

(2S)-1-(diphenylmethyl)-2-methylazetidinium [(1R,4S)-7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl]methanesulfonate

Conditions
ConditionsYield
Stage #1: (R)-butane-1,3-diol With trifluoromethylsulfonic anhydride; N-ethyl-N,N-diisopropylamine In acetonitrile at -35 - -30℃; for 3.83333h; Inert atmosphere;
Stage #2: Benzhydrylamine In acetonitrile at -35 - 45℃; for 2.66667h;
Stage #3: (R)-10-camphorsulfonic acid In methanol at 10 - 20℃; for 0.25h;
86%
Stage #1: (R)-butane-1,3-diol With trifluoromethylsulfonic anhydride; N-ethyl-N,N-diisopropylamine In acetonitrile at -35 - -30℃; for 0.833333h;
Stage #2: (R)-10-camphorsulfonic acid; Benzhydrylamine In acetonitrile at -30 - 45℃;
65%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

[(1R)-7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl]methanesulfonic acid

[(1R)-7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl]methanesulfonic acid

Benzhydrylamine
91-00-9

Benzhydrylamine

(2S)-1-(diphenylmethyl)-2-methylazetidinium [(1R,4S)-7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl]methanesulfonate

(2S)-1-(diphenylmethyl)-2-methylazetidinium [(1R,4S)-7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl]methanesulfonate

Conditions
ConditionsYield
Stage #1: (R)-butane-1,3-diol With trifluoromethylsulfonic anhydride; N-ethyl-N,N-diisopropylamine In acetonitrile at -35 - -30℃; for 3.83333h; Inert atmosphere;
Stage #2: Benzhydrylamine In acetonitrile at -35 - 45℃; for 2.5h; Inert atmosphere;
Stage #3: [(1R)-7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl]methanesulfonic acid In methanol at -10 - 20℃; for 2.25h;
86%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

Benzoic acid (1R,3aR,4S,7aR)-7a-methyl-1-((S)-1-methyl-2-oxo-ethyl)-octahydro-inden-4-yl ester
66774-71-8

Benzoic acid (1R,3aR,4S,7aR)-7a-methyl-1-((S)-1-methyl-2-oxo-ethyl)-octahydro-inden-4-yl ester

(20S)-des-A,B-8β-(benzoyloxy)-20-<(2'S,4'R)-4'-methyl-1',3'-dioxan-2'-yl>pregnane

(20S)-des-A,B-8β-(benzoyloxy)-20-<(2'S,4'R)-4'-methyl-1',3'-dioxan-2'-yl>pregnane

Conditions
ConditionsYield
With boron trifluoride diethyl etherate In tetrahydrofuran for 16h; Ambient temperature;85%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

benzoyl chloride
98-88-4

benzoyl chloride

Benzoesaeure<(R)-3-hydroxybutyl>ester
59694-08-5, 79413-96-0, 82659-86-7, 82598-19-4

Benzoesaeure<(R)-3-hydroxybutyl>ester

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 20℃; for 10h;85%
With triethylamine In dichloromethane at 0 - 20℃; for 10h; Inert atmosphere;81%
With pyridine In dichloromethane at -40℃; for 3h;72%
(R)-butane-1,3-diol
6290-03-5

(R)-butane-1,3-diol

phenyl 2,3,4,6-tetra-O-benzoyl-1-thio-α-D-mannopyranoside
65236-83-1

phenyl 2,3,4,6-tetra-O-benzoyl-1-thio-α-D-mannopyranoside

(3R)-1,3-bis(2',3',4',6'-tetra-O-benzoyl-α-D-mannopyranosyloxy)butane
1126292-23-6

(3R)-1,3-bis(2',3',4',6'-tetra-O-benzoyl-α-D-mannopyranosyloxy)butane

Conditions
ConditionsYield
With N-iodo-succinimide; trifluorormethanesulfonic acid In dichloromethane at 0℃; for 0.05h; Inert atmosphere; Molecular sieve;85%

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