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Dayang Chem (Hangzhou) Co.,Ltd.

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

Isobutyl propionate Manufacturer/High quality/Best price/In stock

Cas:540-42-1

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Simagchem Corporation

Welcome 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

High quality Isobutyl Propionate supplier in China

Cas:540-42-1

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Nanjing Yuance Industry&Trade Co., Ltd.

Purity 99% with competitive price Fast delivery Prompt shipment Appearance:Colorless to pale yellow liquid with pineapple rum like odor Storage:Store in cool dry place Package:drum packing Application:Flavors: mainly used in the preparation of

Isobutyl propionate, 2-Methyl-1-propyl propanoate, natural Isobutyl propionate

Cas:540-42-1

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

1. CAS No.: 540-42-1 2. Purity: 99% Min. 3. Usage: Food Flavor 4. natural Isobutyl propionate Isobutyl propionate Basic information Product Name: Isobutyl propionate Synonyms: i-But

Natural Isobutyl propionate

Cas:540-42-1

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

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Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,

Isobutyl propionate CAS NO.540-42-1

Cas:540-42-1

Min.Order:10 Metric Ton

Negotiable

Type:Trading Company

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Triumph International Development Limilted

Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:By Sea/Air/Courier Port:Qingdao

Propanoic acid,2-methylpropyl ester 540-42-1

Cas:540-42-1

Min.Order:1 Kilogram

FOB Price: $16.0 / 20.0

Type:Lab/Research institutions

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Hangzhou Keyingchem Co.,Ltd

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

Isobutyl propionate

Cas:540-42-1

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Hangzhou J&H Chemical Co., Ltd.

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

Isobutyl propionate

Cas:540-42-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Greenutra Resource Inc

isobutyl propionateAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air

isobutyl propionate

Cas:540-42-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

isobutyl propionate

Cas:540-42-1

Min.Order:0

Negotiable

Type:Other

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Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

Propanoic acid,2-methylpropyl ester

Cas:540-42-1

Min.Order:0

Negotiable

Type:Manufacturers

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Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

Isobutyl Propionate

Cas:540-42-1

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

Isobutyl propionate

Cas:540-42-1

Min.Order:0

Negotiable

Type:Manufacturers

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Zhuozhou Wenxi import and Export Co., Ltd

Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard

factory supply CAS 540-42-1 with competitive price

Cas:540-42-1

Min.Order:1 Kilogram

FOB Price: $112.0

Type:Trading Company

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Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

Isobutyl propionate

Cas:540-42-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hubei Langyou International Trading Co., Ltd

Isobutyl propionate CAS NO.540-42-1 Application:Isobutyl propionate CAS NO.540-42-1

Isobutyl propionate CAS NO.540-42-1

Cas:540-42-1

Min.Order:0

Negotiable

Type:Other

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Wuhan ZeShanCheng Biomedical Technology Co., Ltd.

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 highl

Propanoic acid,2-methylpropyl ester

Cas:540-42-1

Min.Order:0

Negotiable

Type:Trading Company

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Hunan Longxianng Runhui Trading Co.,Ltd

Isobutyl propionate CAS NO.540-42-1Appearance:powder Storage:Store at RT. Package:in foil bag or customized Application:Industrial Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airport) or by sea

Isobutyl propionate CAS NO.540-42-1

Cas:540-42-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

Amadis Chemical offer CAS#540-42-1;CAT#A829923

Cas:540-42-1

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

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HENAN SUNLAKE ENTERPRISE CORPORATION

Isobutyl propionate

Cas:540-42-1

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Chemtn Biological Technology Limited

our company hebei chemin biological technology co.,ltd is a professional chemical raw materials manufacturer and exporter for many years in chemical market. there are more than 200 excellent staffs and four factories working for us . company adva

isobutyl propionate CAS 540-42-1

Cas:540-42-1

Min.Order:1 Metric Ton

FOB Price: $1.0 / 7.0

Type:Lab/Research institutions

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Qingdao Sigma Chemical Co., Ltd.

Qingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. Our Labo

High Quality Isobutyl propionate

Cas:540-42-1

Min.Order:1 Gram

FOB Price: $1.0

Type:Trading Company

inquiry

Xiamen BaiFuchem Co.,Ltd

BaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wealth of products,experience , expertise and state-of-the-art

High quality Isobutyl Propionate

Cas:540-42-1

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Yinghao Pharm Co.,Ltd.

Yinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat

Isobutyl propionate

Cas:540-42-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Share Chemical Co., Ltd

At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi

Isobutyl propionate

Cas:540-42-1

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Shaanxi Mingqi Chemical Co., Ltd

Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers. Our advantages:1, High quality with competitive price:1) Standard:BP/USP/EP/Enterprise standard2) All Purity≥99%3) We are manufacturer

isobutyl propionate

Cas:540-42-1

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei mingxing biotech co.,ltd

Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers. Prompt reaction, good quality and best service make us reliable and outstanding in this industry.Appearance:yellow to white solid or po

Propanoic acid,2-methylpropyl ester

Cas:540-42-1

Min.Order:0

Negotiable

Type:Other

inquiry

Nanjing Raymon Biotech Co., Ltd.

High Quality Isobutyl propionate Supplier CAS 540-42-1Appearance:white or off -white powder Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea

High Quality Isobutyl propionate Supplier CAS 540-42-1

Cas:540-42-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

GZ HONESTCHEM CO., LTD

isobutyl propionateAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air

isobutyl propionate

Cas:540-42-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hebei Minshang Biotechnology Co., Ltd

Isobutyl propionate CAS NO.540-42-1 Application:Industrial

540-42-1

Cas:540-42-1

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

2-methyl-propan-1-ol
78-83-1

2-methyl-propan-1-ol

propionic acid
802294-64-0

propionic acid

isobutyl propionate
540-42-1

isobutyl propionate

Conditions
ConditionsYield
With salicylic acid resin supported FeCl3 In benzene at 125℃; for 2.2h;95%
With sodium hydrogen sulfate for 0.5h; Esterification; Heating;95.1%
With DOOl-AlCl3 superacid resin for 4.8h; Heating;90%
With zeolite HY at 120℃; for 6h; Product distribution; Further Variations:; Reagents; var. time;46 % Turnov.
With Novozym435 (lipase B from Candida antarctica; immobilized on macroporous polyacrylic resin beads) In neat (no solvent) at 40℃; for 10h; Kinetics; Temperature; Time; Concentration; Enzymatic reaction;
2-methyl-propan-1-ol
78-83-1

2-methyl-propan-1-ol

propionic acid anhydride
123-62-6

propionic acid anhydride

isobutyl propionate
540-42-1

isobutyl propionate

Conditions
ConditionsYield
84%
2-methyl-propan-1-ol
78-83-1

2-methyl-propan-1-ol

propionyl chloride
79-03-8

propionyl chloride

isobutyl propionate
540-42-1

isobutyl propionate

Conditions
ConditionsYield
With diethyl ether; magnesium
isobutyl acrylate
106-63-8

isobutyl acrylate

carbon monoxide
201230-82-2

carbon monoxide

A

isobutyl propionate
540-42-1

isobutyl propionate

B

2'-methylpropyl 3-oxopropionate
126101-13-1

2'-methylpropyl 3-oxopropionate

Conditions
ConditionsYield
With 2,2′,6,6′-tetrakis(dipyrrolyl phosphoramidite)-1,1′-diphenyl; (acetylacetonato)dicarbonylrhodium (l) In toluene at 100℃; under 7600.51 Torr; for 1h; regioselective reaction;
2-methyl-propan-1-ol
78-83-1

2-methyl-propan-1-ol

N-propionyl-4,6-dimethyl-pyrimidine-2-thione

N-propionyl-4,6-dimethyl-pyrimidine-2-thione

A

isobutyl propionate
540-42-1

isobutyl propionate

B

4,6-dimethyl-pyrimidine-2-thione
22325-27-5

4,6-dimethyl-pyrimidine-2-thione

Conditions
ConditionsYield
Heating;
isobutyl propionate
540-42-1

isobutyl propionate

3-methyl-4-(3,4-dimethoxyphenyl)-1H-5-aminopyrazole
347840-95-3, 890007-82-6

3-methyl-4-(3,4-dimethoxyphenyl)-1H-5-aminopyrazole

C18H21N3O3

C18H21N3O3

Conditions
ConditionsYield
With acetic acid at 105℃; for 16h;85.71%
16α-hydroxy-3β-(tert-butyldimethylsiloxy)-5-androsten-17-one
790224-39-4

16α-hydroxy-3β-(tert-butyldimethylsiloxy)-5-androsten-17-one

isobutyl propionate
540-42-1

isobutyl propionate

(S)-2-[(3S,8R,9S,10R,13S,14S,16R,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-16,17-dihydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-propionic acid isobutyl ester
790224-42-9

(S)-2-[(3S,8R,9S,10R,13S,14S,16R,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-16,17-dihydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-propionic acid isobutyl ester

Conditions
ConditionsYield
Stage #1: isobutyl propionate With lithium diisopropyl amide In tetrahydrofuran; hexane at -78℃; for 0.5h;
Stage #2: 16α-hydroxy-3β-(tert-butyldimethylsiloxy)-5-androsten-17-one In tetrahydrofuran; hexane at -78℃; for 5h;
78%
Stage #1: isobutyl propionate With lithium diisopropyl amide In tetrahydrofuran; hexane at -78℃; for 0.5h;
Stage #2: 16α-hydroxy-3β-(tert-butyldimethylsiloxy)-5-androsten-17-one In tetrahydrofuran; hexane at -78℃;
78%
(3S,8R,9S,10R,13S,14S,16R)-16-Hydroxy-3-(4-methoxy-benzyloxy)-10,13-dimethyl-1,2,3,4,7,8,9,10,11,12,13,14,15,16-tetradecahydro-cyclopenta[a]phenanthren-17-one
870627-29-5

(3S,8R,9S,10R,13S,14S,16R)-16-Hydroxy-3-(4-methoxy-benzyloxy)-10,13-dimethyl-1,2,3,4,7,8,9,10,11,12,13,14,15,16-tetradecahydro-cyclopenta[a]phenanthren-17-one

isobutyl propionate
540-42-1

isobutyl propionate

(S)-2-[(3S,8R,9S,10R,13S,14S,16R,17S)-16,17-Dihydroxy-3-(4-methoxy-benzyloxy)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-propionic acid isobutyl ester

(S)-2-[(3S,8R,9S,10R,13S,14S,16R,17S)-16,17-Dihydroxy-3-(4-methoxy-benzyloxy)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-propionic acid isobutyl ester

Conditions
ConditionsYield
Stage #1: isobutyl propionate With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.5h;
Stage #2: (3S,8R,9S,10R,13S,14S,16R)-16-Hydroxy-3-(4-methoxy-benzyloxy)-10,13-dimethyl-1,2,3,4,7,8,9,10,11,12,13,14,15,16-tetradecahydro-cyclopenta[a]phenanthren-17-one In tetrahydrofuran at -78℃;
73%
isobutyl propionate
540-42-1

isobutyl propionate

sodioheptyne
74198-05-3

sodioheptyne

2-methyl-3-oxo-valeric acid isobutyl ester

2-methyl-3-oxo-valeric acid isobutyl ester

Conditions
ConditionsYield
With diethyl ether
isobutyl propionate
540-42-1

isobutyl propionate

propiononitrile
107-12-0

propiononitrile

Conditions
ConditionsYield
With ammonia; thorium dioxide at 470 - 480℃;
isobutyl propionate
540-42-1

isobutyl propionate

A

propan-1-ol
71-23-8

propan-1-ol

B

ethyl isopropyl ketone
565-69-5

ethyl isopropyl ketone

C

2-methyl-propan-1-ol
78-83-1

2-methyl-propan-1-ol

D

isobutyraldehyde
78-84-2

isobutyraldehyde

E

pentan-3-one
96-22-0

pentan-3-one

F

2,4-dimethylpentan-3-one
565-80-0

2,4-dimethylpentan-3-one

Conditions
ConditionsYield
With neodymium(III) oxide at 400℃; Product distribution; influence of temperature, other catalyst (Er2O3), water;
isobutyl propionate
540-42-1

isobutyl propionate

1-Naphthalen-1-ylmethyl-1H-benzotriazole
152574-68-0

1-Naphthalen-1-ylmethyl-1H-benzotriazole

1-Benzotriazol-1-yl-4-methyl-1-naphthalen-1-yl-pentan-2-one
204760-97-4

1-Benzotriazol-1-yl-4-methyl-1-naphthalen-1-yl-pentan-2-one

Conditions
ConditionsYield
With n-butyllithium 1.) THF, -78 deg C, 15 min, 2.) THF, -78 deg C; Yield given. Multistep reaction;
isobutyl propionate
540-42-1

isobutyl propionate

benzaldehyde
100-52-7

benzaldehyde

A

3-Hydroxy-2-methyl-3-phenyl-propionic acid isobutyl ester

3-Hydroxy-2-methyl-3-phenyl-propionic acid isobutyl ester

B

2-(4-Formyl-phenyl)-propionic acid isobutyl ester

2-(4-Formyl-phenyl)-propionic acid isobutyl ester

C

2-(4-Formyl-cyclohexa-2,4-dienyl)-propionic acid isobutyl ester

2-(4-Formyl-cyclohexa-2,4-dienyl)-propionic acid isobutyl ester

Conditions
ConditionsYield
Yield given. Multistep reaction. Yields of byproduct given;
Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;
isobutyl propionate
540-42-1

isobutyl propionate

acetic acid
64-19-7

acetic acid

boron fluorid-acetic acid

boron fluorid-acetic acid

A

acetic acid tert-butyl ester
540-88-5

acetic acid tert-butyl ester

B

2-methylpropyl acetate
110-19-0

2-methylpropyl acetate

Conditions
ConditionsYield
at 100℃;
isobutyl propionate
540-42-1

isobutyl propionate

ammonia
7664-41-7

ammonia

ThO2

ThO2

A

propiononitrile
107-12-0

propiononitrile

B

Propionamid
79-05-0

Propionamid

Conditions
ConditionsYield
at 480 - 490℃;
C16H30O3Si

C16H30O3Si

isobutyl propionate
540-42-1

isobutyl propionate

A

C23H44O5Si

C23H44O5Si

B

C23H44O5Si

C23H44O5Si

Conditions
ConditionsYield
Stage #1: isobutyl propionate With n-butyllithium; diisopropylamine In tetrahydrofuran at -78℃;
Stage #2: C16H30O3Si In tetrahydrofuran Further stages.;
isobutyl propionate
540-42-1

isobutyl propionate

(S)-2-[(3S,8R,9S,10R,13S,14S,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-17-hydroxy-10,13-dimethyl-16-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-propionic acid isobutyl ester
790224-45-2

(S)-2-[(3S,8R,9S,10R,13S,14S,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-17-hydroxy-10,13-dimethyl-16-oxo-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-propionic acid isobutyl ester

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: LDA / tetrahydrofuran; hexane / 0.5 h / -78 °C
1.2: 78 percent / tetrahydrofuran; hexane / 5 h / -78 °C
2.1: 91 percent / tetrapropylammonium perruthenate; N-morpholine N-oxide; 4A MS / CH2Cl2 / 4 h / 20 °C
View Scheme
isobutyl propionate
540-42-1

isobutyl propionate

(S)-2-[(3S,8R,9S,10R,13S,14S,16S,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-16,17-dihydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-propionic acid isobutyl ester
790224-48-5

(S)-2-[(3S,8R,9S,10R,13S,14S,16S,17S)-3-(tert-Butyl-dimethyl-silanyloxy)-16,17-dihydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-propionic acid isobutyl ester

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: LDA / tetrahydrofuran; hexane / 0.5 h / -78 °C
1.2: 78 percent / tetrahydrofuran; hexane / 5 h / -78 °C
2.1: 91 percent / tetrapropylammonium perruthenate; N-morpholine N-oxide; 4A MS / CH2Cl2 / 4 h / 20 °C
3.1: 81 percent / CeCl3*7H2O; NaBH4 / tetrahydrofuran / 1 h / 0 °C
View Scheme
isobutyl propionate
540-42-1

isobutyl propionate

C46H66O16

C46H66O16

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: LDA / tetrahydrofuran; hexane / 0.5 h / -78 °C
1.2: 78 percent / tetrahydrofuran; hexane / 5 h / -78 °C
2.1: 91 percent / tetrapropylammonium perruthenate; N-morpholine N-oxide; 4A MS / CH2Cl2 / 4 h / 20 °C
3.1: 81 percent / CeCl3*7H2O; NaBH4 / tetrahydrofuran / 1 h / 0 °C
4.1: 4A MS / CH2Cl2 / 0.25 h / 20 °C
4.2: 64 percent / TMSOTf / CH2Cl2 / 1 h / -20 °C
5.1: 86 percent / Pd(MeCN)2Cl2 / acetone; H2O / 20 °C
View Scheme
isobutyl propionate
540-42-1

isobutyl propionate

C70H122O16Si4
790224-51-0

C70H122O16Si4

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: LDA / tetrahydrofuran; hexane / 0.5 h / -78 °C
1.2: 78 percent / tetrahydrofuran; hexane / 5 h / -78 °C
2.1: 91 percent / tetrapropylammonium perruthenate; N-morpholine N-oxide; 4A MS / CH2Cl2 / 4 h / 20 °C
3.1: 81 percent / CeCl3*7H2O; NaBH4 / tetrahydrofuran / 1 h / 0 °C
4.1: 4A MS / CH2Cl2 / 0.25 h / 20 °C
4.2: 64 percent / TMSOTf / CH2Cl2 / 1 h / -20 °C
View Scheme
dibutyltin(IV) oxide

dibutyltin(IV) oxide

isobutyl propionate
540-42-1

isobutyl propionate

water
7732-18-5

water

A

(((CH2)3CH3)2Sn)8(O2CC2H5)4

(((CH2)3CH3)2Sn)8(O2CC2H5)4

B

1,7-dipropanoyloxyoctabutyltetrastannoxane

1,7-dipropanoyloxyoctabutyltetrastannoxane

Conditions
ConditionsYield
In neat (no solvent) byproducts: NH3, stannoxane oligomer; heating mixt. of Sn-compd. and ester to 200°C, cooling, addn. of excess water at room temp. (pptn.); collection (filtration); product mixt. not sepd., detd. by (1)H-, (13)C-and (119)Sn-NMR spectroscopy;
dibutyltin(IV) oxide

dibutyltin(IV) oxide

isobutyl propionate
540-42-1

isobutyl propionate

1-propyloxy-3-isobutyloxy-tetrabutyldistannoxane

1-propyloxy-3-isobutyloxy-tetrabutyldistannoxane

Conditions
ConditionsYield
In neat (no solvent) stirring (200°C);
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