Products

Refine

Country

Business Type

Certificate

Display

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

3,4-O-Isopropylidene-D-mannitol Manufacturer/High quality/Best price/In stock

Cas:3969-84-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Xi'an Xszo Chem Co., Ltd.

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

Factory Price API 99% 3,4-O-ISOPROPYLIDENE-D-MANNITOL 3969-84-4 GMP Manufacturer

Cas:3969-84-4

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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

TIANUF-CHEM_D-Mannitol,3,4-O-(1-methylethylidene)- 3969-84-4

Cas:3969-84-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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 3969-84-4 with competitive price

Cas:3969-84-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our 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

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

D-Mannitol,3,4-O-(1-methylethylidene)-

Cas:3969-84-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

3,4-O-ISOPROPYLIDENE-D-MANNITOL CAS:3969-84-4 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 o

3,4-O-ISOPROPYLIDENE-D-MANNITOL CAS:3969-84-4

Cas:3969-84-4

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

D-Mannitol,3,4-O-(1-methylethylidene)-

Cas:3969-84-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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

D-Mannitol,3,4-O-(1-methylethylidene)-

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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 3,4-O-Isopropylidene-D-mannitol

Cas:3969-84-4

Min.Order:0 Metric Ton

Negotiable

Type:Other

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

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We 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

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

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

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

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

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

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

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Bluecrystal chem-union

We 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

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower 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

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

3,4-O-Isopropylidene-D-Mannitol

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

3,4-O-ISOPROPYLIDENE-D-MANNITOL

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

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

D-Mannitol,3,4-O-(1-methylethylidene)-

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

3,4-O-(1-methylethylidene)-D-Mannitol Application:3,4-O-(1-methylethylidene)-D-Mannitol

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Other

inquiry

Wuhan Circle Star Chem-medical Technology co.,Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:White to Off-White Solid Storage:Keep it in dry,shady and cool place Package:as your requirement Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by Sea

3,4-O-ISOPROPYLIDENE-D-MANNITOL

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

DB BIOTECH CO., LTD

best seller Application:API

3,4-O-ISOPROPYLIDENE-D-MANNITOL

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white to yellow powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as

3,4-O-Isopropylidene-D-mannitol

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Changchun Artel lmport and Export trade company

Supply top quality products with a reasonable price Application:api

3969-84-4

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

3,4-O-Isopropylidene-D-mannitol cas 3969-84-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

3,4-O-Isopropylidene-D-mannitol cas 3969-84-4

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

3,4-O-ISOPROPYLIDENE-D-MANNITOL

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta

3,4-O-ISOPROPYLIDENE-D-MANNITOL

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Newgreat Chemical Co., Ltd

Wuhan Xinweiye Chemical Co., Ltd. is mainly engaged in the process development and production of customized synthesis and pharmaceutical intermediates. We have professional researchers in organic synthesis, analytical chemistry and production process

3,4-O-(1-methylethylidene)-D-Mannitol

Cas:3969-84-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(+)-1,2,3,4,5,6-tris-O-isopropylidene-D-mannitol
3969-59-3, 4239-88-7, 81704-51-0

(+)-1,2,3,4,5,6-tris-O-isopropylidene-D-mannitol

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

mannitol triacetonide
3969-59-3

mannitol triacetonide

A

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

B

1,2:3,4-di-O-isopropylidene-D-mannitol
38145-93-6

1,2:3,4-di-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
With H-Beta zeolite; water In methanol at 20℃; for 6h; Product distribution; Further Variations:; Reagents; reaction time; molar ratio;A 36%
B 48%
With hydrogenchloride In ethanol at 45℃; for 1h;A 36 % Chromat.
B 42 % Chromat.
With hydrogenchloride In ethanol at 45℃; for 1h; Product distribution; time;A 36 % Chromat.
B 42 % Chromat.
mannitol
69-65-8

mannitol

acetone
67-64-1

acetone

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
Stage #1: mannitol; acetone With sulfuric acid at 20℃; for 48h;
Stage #2: With acetic acid In water for 2h; Further stages.;
38%
With sulfuric acid; acetic acid 1.) HOAc, 25 deg C, 20 h, 2.) 40 deg C, 1.75 h; Yield given. Multistep reaction;
With sulfuric acid; acetic acid 1.) 23 deg C, 24 h, 2.) 40 deg C, 2 h; Multistep reaction;
Stage #1: mannitol; acetone With sulfuric acid cyclocondensation;
Stage #2: In water; acetic acid Hydrolysis; Further stages.;
Stage #1: mannitol; acetone With sulfuric acid cyclocondensation;
Stage #2: With acetic acid at 40℃; for 2.5h; Hydrolysis; Further stages.;
acetic acid
64-19-7

acetic acid

mannitol triacetonide
3969-59-3

mannitol triacetonide

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

3.4-isopropylidene-1.6-dibenzoyl-d-mannitol

3.4-isopropylidene-1.6-dibenzoyl-d-mannitol

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
With ammonia at 20℃;
water
7732-18-5

water

1,2;5,6-dianhydro-3,4-O-isopropylidene-D-mannitol
63700-05-0

1,2;5,6-dianhydro-3,4-O-isopropylidene-D-mannitol

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

mannitol
69-65-8

mannitol

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
With sodium carbonate; sulfuric acid In acetone
Multi-step reaction with 2 steps
1: toluene-4-sulfonic acid / acetone / 24 h / Reflux
2: hydrogenchloride / water; methanol / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: indium(III) triflate / 3 h / 65 °C
2: methanol / 2 h / 40 °C / Acidic conditions
View Scheme
Multi-step reaction with 2 steps
1: sulfuric acid / acetone
2: acetic acid / water / 1 h / 40 °C
View Scheme
tert-butyldimethylsilyl chloride
18162-48-6

tert-butyldimethylsilyl chloride

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,6-bis(tert-butyldimethylsilyloxy)-3,4-di-O-isopropylidene-D-mannitol
172995-87-8

1,6-bis(tert-butyldimethylsilyloxy)-3,4-di-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
With 1H-imidazole In dichloromethane at 0℃; for 2h;100%
With triethylamine In N,N-dimethyl-formamide at 20℃; for 0.5h;100%
With dmap; triethylamine In dichloromethane at 20℃; for 8h;94%
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 1.25h;
1-bromomethyl-4-bromobenzene
589-15-1

1-bromomethyl-4-bromobenzene

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,2,5,6-tetra-O-(4-bromobenzyl)-3,4-O-isopropylidene-D-mannitol

1,2,5,6-tetra-O-(4-bromobenzyl)-3,4-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
Stage #1: 3,4-di-O-isopropylidene-D-mannitol With 1H-imidazole; sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 0.5h; Inert atmosphere;
Stage #2: 1-bromomethyl-4-bromobenzene In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 24h; Inert atmosphere;
100%
benzyl bromide
100-39-0

benzyl bromide

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,2,5,6-tetra-O-benzyl-3,4-O-isopropylidene-D-mannitol
20258-50-8

1,2,5,6-tetra-O-benzyl-3,4-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
Stage #1: 3,4-di-O-isopropylidene-D-mannitol With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.5h;
Stage #2: benzyl bromide In N,N-dimethyl-formamide at 20℃;
98%
Stage #1: 3,4-di-O-isopropylidene-D-mannitol With sodium hydride In tetrahydrofuran; N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 0.75h; Inert atmosphere;
Stage #2: benzyl bromide With tetra-(n-butyl)ammonium iodide In tetrahydrofuran; N,N-dimethyl-formamide; mineral oil at 20℃; Inert atmosphere;
93%
With sodium hydride In N,N-dimethyl-formamide
With sodium hydride In tetrahydrofuran; N,N-dimethyl-formamide at 60℃;
trityl chloride
76-83-5

trityl chloride

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

O3,O4-isopropylidene-O1,O6-ditrityl-D-mannitol
81841-56-7

O3,O4-isopropylidene-O1,O6-ditrityl-D-mannitol

Conditions
ConditionsYield
With dmap In pyridine at 22℃; for 48h;97%
With pyridine for 48h; Ambient temperature;74%
With pyridine at 20℃; for 48h;
pivaloyl chloride
3282-30-2

pivaloyl chloride

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,6-dipivaloyl-3,4-isopropylidene-D-mannitol

1,6-dipivaloyl-3,4-isopropylidene-D-mannitol

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 24h;95%
propargyl bromide
106-96-7

propargyl bromide

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

C21H26O6

C21H26O6

Conditions
ConditionsYield
Stage #1: 3,4-di-O-isopropylidene-D-mannitol With sodium hydride In N,N-dimethyl-formamide for 0.25h;
Stage #2: propargyl bromide In N,N-dimethyl-formamide; toluene at 20℃; for 25h;
94%
1-triphenylphosphoranylidene-2-propanone
1439-36-7

1-triphenylphosphoranylidene-2-propanone

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

(5R,6R)-5,6-dihydroxy-5,6-O-isopropylidene-deca-3,7-diene-2,9-dione
1119511-32-8

(5R,6R)-5,6-dihydroxy-5,6-O-isopropylidene-deca-3,7-diene-2,9-dione

Conditions
ConditionsYield
With sodium periodate; silica gel In dichloromethane at 20℃; for 20h; Wittig reaction;92%
benzoyl chloride
98-88-4

benzoyl chloride

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,6-di-O-benzoyl-3,4-di-O-isopropylidene-D-mannitol
51432-64-5

1,6-di-O-benzoyl-3,4-di-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
With pyridine In dichloromethane at -80℃; for 4h;90%
With pyridine In chloroform at 0℃;80%
With pyridine In dichloromethane72%
2,2-dimethoxy-propane
77-76-9

2,2-dimethoxy-propane

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

mannitol triacetonide
3969-59-3

mannitol triacetonide

Conditions
ConditionsYield
In 1,2-dimethoxyethane for 48h; Heating;89%
p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,6-di-O-(p-toluenesulfonyl)-3,4-O-isopropylidene-D-mannitol
53754-41-9

1,6-di-O-(p-toluenesulfonyl)-3,4-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
With pyridine Tosylation;86%
In pyridine at 0℃; for 3.75h;84%
With pyridine
benzyl bromide
100-39-0

benzyl bromide

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,6-di-O-benzyl-3,4-O-methylethylidene-D-mannitol
142285-64-1

1,6-di-O-benzyl-3,4-O-methylethylidene-D-mannitol

Conditions
ConditionsYield
Stage #1: 3,4-di-O-isopropylidene-D-mannitol With di(n-butyl)tin oxide In toluene for 15h; Substitution; Heating;
Stage #2: benzyl bromide With tetra-(n-butyl)ammonium iodide In toluene at 70℃; for 15h; Substitution;
86%
Stage #1: 3,4-di-O-isopropylidene-D-mannitol With di(n-butyl)tin oxide In toluene Heating;
Stage #2: benzyl bromide With cesium fluoride
82%
With di(n-butyl)tin oxide; cesium fluoride In hexane; N,N-dimethyl-formamide; toluene65%
With di(n-butyl)tin oxide; cesium fluoride 1.) toluene; Yield given. Multistep reaction;
benzyl bromide
100-39-0

benzyl bromide

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,2,5,6-tetra-O-benzyl-D-mannitol
20196-69-4

1,2,5,6-tetra-O-benzyl-D-mannitol

Conditions
ConditionsYield
With hydrogenchloride; acetyl chloride In methanol; hexane; N,N-dimethyl-formamide81%
Multi-step reaction with 2 steps
1.1: sodium hydride / tetrahydrofuran; mineral oil; N,N-dimethyl-formamide / 0.75 h / 0 - 20 °C / Inert atmosphere
1.2: 20 °C / Inert atmosphere
2.1: acetic acid / water / 100 °C
View Scheme
Multi-step reaction with 2 steps
1.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 0 °C
1.2: 20 °C
2.1: hydrogenchloride / methanol; water / 4 h / Reflux
View Scheme
benzyl chloride
100-44-7

benzyl chloride

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,2,5,6-tetra-O-benzyl-3,4-O-isopropylidene-D-mannitol
20258-50-8

1,2,5,6-tetra-O-benzyl-3,4-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
With sodium hydroxide; potassium carbonate; tert-Amyl alcohol; tetra(n-butyl)ammonium hydrogensulfate In dimethyl sulfoxide; benzene for 12h; Ambient temperature;80%
p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

C37H42O14S4

C37H42O14S4

Conditions
ConditionsYield
With pyridine; triethylamine at 0 - 20℃; for 48h;79%
phenyl isocyanate
103-71-9

phenyl isocyanate

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,6-di-O-(phenylcarbmoyl)-3,4-O-isopropylidene-D-mannitol
110101-27-4

1,6-di-O-(phenylcarbmoyl)-3,4-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
With Zn naphthenate; triethylamine In N,N-dimethyl-formamide for 1h; Ambient temperature;77%
1-Bromotetradecane
112-71-0

1-Bromotetradecane

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

(4R,5R)-4,5-Bis-((R)-1,2-bis-tetradecyloxy-ethyl)-2,2-dimethyl-[1,3]dioxolane
128229-34-5

(4R,5R)-4,5-Bis-((R)-1,2-bis-tetradecyloxy-ethyl)-2,2-dimethyl-[1,3]dioxolane

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 25℃; for 48h;76%
4-Fluorobenzyl bromide
459-46-1

4-Fluorobenzyl bromide

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,2,5,6-tetra-O-(4-fluorobenzyl)-D-mannitol

1,2,5,6-tetra-O-(4-fluorobenzyl)-D-mannitol

Conditions
ConditionsYield
73%
4-trifluoromethylbenzyl chloride
939-99-1

4-trifluoromethylbenzyl chloride

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,2,5,6-tetra-O-(4-trifluoromethylbenzyl)-D-mannitol

1,2,5,6-tetra-O-(4-trifluoromethylbenzyl)-D-mannitol

Conditions
ConditionsYield
72%
3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,2;5,6-dianhydro-3,4-O-isopropylidene-D-mannitol
63700-05-0

1,2;5,6-dianhydro-3,4-O-isopropylidene-D-mannitol

Conditions
ConditionsYield
With triphenylphosphine; diethylazodicarboxylate at 120℃; under 0.1 Torr; for 3h;68%
Yield given. Multistep reaction;
Multi-step reaction with 2 steps
1: pyridine / CH2Cl2 / 4 h / 0 °C
2: K2CO3 / methanol / 2.5 h / 25 °C
View Scheme
ethyl (triphenylphosphoranylidene)acetate
1099-45-2

ethyl (triphenylphosphoranylidene)acetate

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

(E)-3-[(4R,5R)-5-((E)-2-Ethoxycarbonyl-vinyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-acrylic acid ethyl ester
166239-53-8

(E)-3-[(4R,5R)-5-((E)-2-Ethoxycarbonyl-vinyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-acrylic acid ethyl ester

Conditions
ConditionsYield
With sodium periodate; silica gel In dichloromethane at 20℃; for 20h; Wittig reaction;67%
4-Methylbenzyl bromide
104-81-4

4-Methylbenzyl bromide

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,2,5,6-tetra-O-(4-methylbenzyl)-D-mannitol

1,2,5,6-tetra-O-(4-methylbenzyl)-D-mannitol

Conditions
ConditionsYield
65%
4-cyanobenzyl bromide
17201-43-3

4-cyanobenzyl bromide

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

1,2,5,6-tetra-O-(4-cyanobenzyl)-D-mannitol

1,2,5,6-tetra-O-(4-cyanobenzyl)-D-mannitol

Conditions
ConditionsYield
65%
trityl chloride
76-83-5

trityl chloride

3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

3,4-O-isopropylidene-1-O-trityl-D-mannitol
84608-23-1

3,4-O-isopropylidene-1-O-trityl-D-mannitol

Conditions
ConditionsYield
With pyridine Ambient temperature;63%
3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

(2R,3R,4R,5R)-3,4-O-(1-methylethylidene)-2,3,4,5-hexanetetraol
74044-75-0

(2R,3R,4R,5R)-3,4-O-(1-methylethylidene)-2,3,4,5-hexanetetraol

Conditions
ConditionsYield
Stage #1: 3,4-di-O-isopropylidene-D-mannitol With pyridine; p-toluenesulfonyl chloride In dichloromethane at 0℃; for 4h;
Stage #2: With lithium aluminium tetrahydride In tetrahydrofuran for 3h; Further stages.;
61%
Multi-step reaction with 2 steps
1: pyridine / 0 °C
2: LiAlH4 / tetrahydrofuran
View Scheme
Multi-step reaction with 3 steps
1: pyridine
2: K2CO3 / methanol
3: 85 percent / LiEt3BH / tetrahydrofuran / 2 h / 20 °C
View Scheme
3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

methyl iodide
74-88-4

methyl iodide

3,4-O-isopropylidene-1,2,5,6-tetra-O-methyl-D-mannitol
77049-48-0

3,4-O-isopropylidene-1,2,5,6-tetra-O-methyl-D-mannitol

Conditions
ConditionsYield
With sodium methylsulfinylmethanide In dimethyl sulfoxide 1.) 0 degC, 2.) 0 degC to r.t.;60%
3,4-di-O-isopropylidene-D-mannitol
3969-84-4

3,4-di-O-isopropylidene-D-mannitol

C18H30O12P2

C18H30O12P2

Conditions
ConditionsYield
With Hexamethylphosphorous triamide In acetonitrile for 2h;50%

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View