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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

Isomannide Manufacturer/High quality/Best price/In stock

Cas:641-74-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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 1,4:3,6-Dianhydro-D-Mannitol

Cas:641-74-7

Min.Order:1

Negotiable

Type:Other

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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% Isomannide 641-74-7 GMP Manufacturer

Cas:641-74-7

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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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

Isomannide

Cas:641-74-7

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Isomannide Henan Tianfu Chemical Co.,LTD 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 relations

Isomannide

Cas:641-74-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

Factory direct supply CAS 641-74-7 with best quality

Cas:641-74-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

Isomannide CAS641-74-7

Cas:641-74-7

Min.Order:1 Kilogram

FOB Price: $7.0 / 9.0

Type:Trading Company

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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,1,4:3,6-dianhydro-

Cas:641-74-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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,1,4:3,6-dianhydro-

Cas:641-74-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

CAS NO.:641-74-7

Cas:641-74-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

1,4:3,6-Dianhydro-D-mannitol

Cas:641-74-7

Min.Order:0

Negotiable

Type:Manufacturers

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Hebei Quanhe Biotechnology Co. LTD

1. 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

1,4:3,6-Dianhydrohexitol

Cas:641-74-7

Min.Order:1 Kilogram

FOB Price: $30.0 / 50.0

Type:Lab/Research institutions

inquiry

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

Isomannide = 1,4:3,6-Dianhydromannitol

Cas:641-74-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Shanghai Minstar Chemical Co., Ltd

Isomannide Basic information Product Name: Isomannide Synonyms: 1,4:3,6-DIANHYDROMANNITOL;ISOMANNIDE;1,4;Perhydro-3,6-dihydroxyfuro[3,2-b]furan;Keratin 5 &;Milnacipran Impurity 14;(3R,3aR,6R,6aR)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-3,6

Isomannide

Cas:641-74-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Huarong Pharm Co., Ltd.

We Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O

Isomannide

Cas:641-74-7

Min.Order:0

Negotiable

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

Isomannide

Cas:641-74-7

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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Hangzhou Fandachem Co.,Ltd

Hangzhou Fanda Chemical Co.,Ltd (FandaChem) , a China-based chemical company, specialize in exporting Isomannide(1,4:3,6-Dianhydro-D-mannitol) CAS:641-74-7, Please contact us by email freely. We are leading exporter in China. If you r

Isomannide(1,4:3,6-Dianhydro-D-mannitol) CAS:641-74-7 from fandachem

Cas:641-74-7

Min.Order:0 Metric Ton

Negotiable

Type:Other

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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

641-74-7 CAS NO.641-74-7

Cas:641-74-7

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

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Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

1,4-3,6-Dianhydro-D-mannitol

Cas:641-74-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

(3R,3aR,6R,6aR)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-3,6-diol cas no. 641-74-7 98%

Cas:641-74-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

Isomannide

Cas:641-74-7

Min.Order:0

Negotiable

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

Isomannide

Cas:641-74-7

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

IsoMannide

Cas:641-74-7

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

1,4:3,6-Dianhydro-D-Mannitol

Cas:641-74-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

Isomannide

Cas:641-74-7

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,1,4:3,6-dianhydro-

Cas:641-74-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen AmoyChem Co.,Ltd

Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi

1,4:3,6-Dianhydro-D-mannitol

Cas:641-74-7

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

Isomannide

Cas:641-74-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

DB BIOTECH CO., LTD

best seller Application:API

Isomannide

Cas:641-74-7

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

641-74-7

Cas:641-74-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

mannitol
69-65-8

mannitol

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene; carbonic acid dimethyl ester In methanol at 90℃; for 24h; Time;92%
With hydrogenchloride In water for 60h; Heating;72%
With cation-exchange resin In 1,4-dioxane; ethyl acetate at 78 - 84℃; for 24h; Heating;35%
mannitol
69-65-8

mannitol

A

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

B

2,5-anhydro-D-glucitol
27826-73-9

2,5-anhydro-D-glucitol

Conditions
ConditionsYield
With Hβ zeolite at 139.84℃; for 3h;A 63%
B 12%
D-sorbitol
50-70-4

D-sorbitol

carbonic acid dimethyl ester
616-38-6

carbonic acid dimethyl ester

A

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

C

isosorbide dimethyl ether
5306-85-4

isosorbide dimethyl ether

Conditions
ConditionsYield
With triethylamine In biphenyl at 90 - 200℃; under 63756.4 Torr; for 48h; Reagent/catalyst; Autoclave; Inert atmosphere;A 14%
B 26%
C 60%
mannitol
69-65-8

mannitol

A

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

B

1,4-anhydro-D-mannitol
7726-97-8

1,4-anhydro-D-mannitol

C

2,5-anhydro-D-glucitol
27826-73-9

2,5-anhydro-D-glucitol

Conditions
ConditionsYield
With sulfuric acid at 139.84℃; for 1h; Reagent/catalyst;A 28%
B 11%
C 52%
With hydrogen fluoride; sodium methylate; acetic acid 1) 45 h, 20 deg C; Yield given. Multistep reaction;
With formic acid; hydrogen fluoride; water 1) 8 min, 20 deg C; Yield given. Multistep reaction;
With hydrogen fluoride; sodium methylate; acetic acid Product distribution; Mechanism; multistep reaction; effect of concentration and time, intermediate acyloxonium ions monitored by 13C-NMR;
With formic acid; hydrogen fluoride; water Product distribution; Mechanism; multistep reaction; effect of concentration and time, intermediate acyloxonium ions monitored by 13C-NMR;
mannitol
69-65-8

mannitol

A

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

B

1,4-anhydro-D-mannitol
7726-97-8

1,4-anhydro-D-mannitol

C

1,5-anhydro-D-mannitol
492-93-3

1,5-anhydro-D-mannitol

D

2,5-anhydro-D-glucitol
27826-73-9

2,5-anhydro-D-glucitol

Conditions
ConditionsYield
In water at 249.84℃; for 36h; Kinetics; Temperature; Time;A n/a
B 25%
C 6%
D 41%
With sulfuric acid In water at 104℃; Product distribution; Rate constant; reaction time dependence;
mannitol
69-65-8

mannitol

A

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

B

1,4-anhydro-D-mannitol
7726-97-8

1,4-anhydro-D-mannitol

C

2,5-anhydro-D-mannitol
41107-82-8

2,5-anhydro-D-mannitol

Conditions
ConditionsYield
In water at 276.84℃; for 10h; Kinetics; Temperature;A n/a
B n/a
C 40.5%
mannitol
69-65-8

mannitol

ethyl acetate
141-78-6

ethyl acetate

A

(3R,6R)-6-hydroxyhexahydrofuro[3,2 b]furan-3-yl acetate
73952-88-2

(3R,6R)-6-hydroxyhexahydrofuro[3,2 b]furan-3-yl acetate

B

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
With calcium sulfate In 1,4-dioxane at 78 - 84℃; for 120h; Heating;A 11%
B n/a
mannitol
69-65-8

mannitol

A

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

B

1,5-anhydro-D-mannitol
492-93-3

1,5-anhydro-D-mannitol

Conditions
ConditionsYield
With hydrogenchloride
1,6-dichloro-2S,3S,4S,5S-hexanetetraol
7251-85-6

1,6-dichloro-2S,3S,4S,5S-hexanetetraol

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
at 180℃; unter vermindertem Druck;
tetrachloromethane
56-23-5

tetrachloromethane

mannitol
69-65-8

mannitol

toluene-4-sulfonic acid
104-15-4

toluene-4-sulfonic acid

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
at 140℃;
1,4-anhydro-D-mannitol
7726-97-8

1,4-anhydro-D-mannitol

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
With sulfuric acid unter vermindertem Druck;
1,4:3,6-dianhydro-2,5-di-O-benzoyl-D-mannitol
82064-06-0

1,4:3,6-dianhydro-2,5-di-O-benzoyl-D-mannitol

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
With methanol; ammonia
methanol
67-56-1

methanol

sodium methylate
124-41-4

sodium methylate

(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)
54522-28-0, 66966-12-9, 67890-26-0, 76793-35-6, 107740-09-0

(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

mannitol
69-65-8

mannitol

A

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

B

1,4-anhydro-D-mannitol
7726-97-8

1,4-anhydro-D-mannitol

C

1,5-anhydro-D-mannitol
492-93-3

1,5-anhydro-D-mannitol

D

2,5-anhydro-D-mannitol
41107-82-8

2,5-anhydro-D-mannitol

Conditions
ConditionsYield
With pyridine hydrochloride at 140℃; Product distribution;
(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)
54522-28-0, 66966-12-9, 67890-26-0, 76793-35-6, 107740-09-0

(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)

aq.-ethanolic KOH-solution

aq.-ethanolic KOH-solution

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

diethyl ether
60-29-7

diethyl ether

(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)
54522-28-0, 66966-12-9, 67890-26-0, 76793-35-6, 107740-09-0

(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)

lithium alanate

lithium alanate

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

ammonia
7664-41-7

ammonia

(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)
54522-28-0, 66966-12-9, 67890-26-0, 76793-35-6, 107740-09-0

(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)

sodium

sodium

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

hydrogenchloride
7647-01-0

hydrogenchloride

mannitol
69-65-8

mannitol

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

hydrogenchloride
7647-01-0

hydrogenchloride

mannitol
69-65-8

mannitol

1,3-Dichloro-2-propanol
96-23-1

1,3-Dichloro-2-propanol

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
at 140℃;
tetrachloromethane
56-23-5

tetrachloromethane

mannitol
69-65-8

mannitol

sulfuric acid
7664-93-9

sulfuric acid

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
at 140℃;
mannitol
69-65-8

mannitol

A

3,6-anhydro-D-altritol
124379-13-1

3,6-anhydro-D-altritol

B

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

C

1,4-anhydro-D-mannitol
7726-97-8

1,4-anhydro-D-mannitol

D

2,5-anhydro-D-glucitol
27826-73-9

2,5-anhydro-D-glucitol

Conditions
ConditionsYield
With 3 A molecular sieve at 260℃; for 2h; Product distribution; Further Variations:; Temperatures; reaction time;
mannitol
69-65-8

mannitol

2-Methoxypropene
116-11-0

2-Methoxypropene

A

2,5-anhydro-1,3-O-isopropylidene-D-glucitol
65729-81-9

2,5-anhydro-1,3-O-isopropylidene-D-glucitol

B

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
Stage #1: mannitol With hydrogenchloride for 48h; Heating;
Stage #2: 2-Methoxypropene In acetone Title compound not separated from byproducts;
mannitol
69-65-8

mannitol

potassium persulfate

potassium persulfate

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aqueous hydrochloric acid
2: sulfuric acid / unter vermindertem Druck
View Scheme
Sucrose
57-50-1

Sucrose

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Hydrogenation
2: concentrated aqueous hydrochloric acid
View Scheme
Multi-step reaction with 2 steps
1: Hydrogenation
2: aqueous HCl
View Scheme
Conditions
ConditionsYield
With Raney nickel
With Raney nickel
With 5% active carbon-supported ruthenium; hydrogen In water at 220℃; under 35253.5 Torr; for 3h; Catalytic behavior; Concentration; pH-value; Pressure; Reagent/catalyst; Temperature; Time;A 5 %Spectr.
B 60 %Spectr.
1,2:5,6-di-O-isopropylidene-D-mannitol
1707-77-3

1,2:5,6-di-O-isopropylidene-D-mannitol

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
With hydrogen; sodium hydroxide In water at 180℃; under 87758.8 Torr; for 3h; Temperature;
mannitol
69-65-8

mannitol

A

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

B

1,4-anhydro-D-mannitol
7726-97-8

1,4-anhydro-D-mannitol

Conditions
ConditionsYield
In water at 20℃; for 6h; Reagent/catalyst; UV-irradiation;A 10 %Chromat.
B 87 %Chromat.
2-(2-bromoethoxy)tetrahydropyran
17739-45-6, 59146-56-4

2-(2-bromoethoxy)tetrahydropyran

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

2,5-di-O-<2'-(tetrahydropyran-2-yloxy)ethoxy>-1,4:3,6-dianhydro-D-mannitol
121693-40-1

2,5-di-O-<2'-(tetrahydropyran-2-yloxy)ethoxy>-1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
With sodium hydroxide In dimethyl sulfoxide 1.) 50 deg C, 15 min, 2.) 50 deg C, 1 h, 3.) 70 deg C, 12 h;100%
With sodium hydride In dimethyl sulfoxide 1.) 60 deg C, 12 h;100%
1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

1,4:3,6-dianhydro-2,5-dideoxy-2,5-dibromo-L-iditol
67831-31-6

1,4:3,6-dianhydro-2,5-dideoxy-2,5-dibromo-L-iditol

Conditions
ConditionsYield
With 1H-imidazole; bromine; triphenylphosphine In acetonitrile for 72h; Heating;100%
With 1H-imidazole; bromine; triphenylphosphine In acetonitrile for 48h; Heating;83%
trifluoromethylsulfonic anhydride
358-23-6

trifluoromethylsulfonic anhydride

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

[(3R,3aS,6R,6aS)-6-(trifluoromethylsulfonyloxy)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-3-yl]trifluoromethanesulfonate
1186074-69-0

[(3R,3aS,6R,6aS)-6-(trifluoromethylsulfonyloxy)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-3-yl]trifluoromethanesulfonate

Conditions
ConditionsYield
With pyridine In dichloromethane at 0 - 20℃; Inert atmosphere;100%
With pyridine In dichloromethane at 0 - 20℃; for 3h;99%
With pyridine In dichloromethane at -10 - 0℃; for 2h;95%
6-chloro-dibenzo[d,f][1,3,2]-dioxaphosphepin
16611-68-0

6-chloro-dibenzo[d,f][1,3,2]-dioxaphosphepin

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

C30H24O8P2
221180-09-2

C30H24O8P2

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 3h; Ambient temperature;99%
3,3',5,5'-tetra-tert-butyl-1,1'-biphenyl-2,2'-diyl phosphorochloridite
71941-98-5

3,3',5,5'-tetra-tert-butyl-1,1'-biphenyl-2,2'-diyl phosphorochloridite

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

C62H88O8P2

C62H88O8P2

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 3h; Ambient temperature;99%
p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)
54522-28-0, 66966-12-9, 67890-26-0, 76793-35-6, 107740-09-0

(3R,3aS,6R,6aS)-hexahydrofuro[3,2-b]furan-3,6-diyl bis(4-methylbenzenesulfonate)

Conditions
ConditionsYield
96%
With pyridine at 0℃; for 3h; Inert atmosphere;92%
With triethylamine In dichloromethane at 20 - 50℃;91.5%
[(R)-1,1'-binaphthyl-2,2'-diyl]chlorophosphite

[(R)-1,1'-binaphthyl-2,2'-diyl]chlorophosphite

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

C46H32O8P2

C46H32O8P2

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 3h; Ambient temperature;96%
propargyl bromide
106-96-7

propargyl bromide

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

1,4:3,6-dianhydro-2,5-di-O-propargyl-D-mannitol
1251569-85-3

1,4:3,6-dianhydro-2,5-di-O-propargyl-D-mannitol

Conditions
ConditionsYield
Stage #1: 1,4:3,6-dianhydro-D-mannitol With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; Inert atmosphere;
Stage #2: propargyl bromide With 18-crown-6 ether In N,N-dimethyl-formamide; toluene; mineral oil at 20℃; for 2h; Inert atmosphere;
96%
Stage #1: 1,4:3,6-dianhydro-D-mannitol With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.5h; Inert atmosphere;
Stage #2: propargyl bromide With tetrabutylammomium bromide In N,N-dimethyl-formamide Inert atmosphere;
82%
pivaloyl chloride
3282-30-2

pivaloyl chloride

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

A

(1R,4R,5R,8R)-(+)-2,6-Dioxa-4-hydroxy-8-O-pivaloylbicyclo<3.3.0>octane

(1R,4R,5R,8R)-(+)-2,6-Dioxa-4-hydroxy-8-O-pivaloylbicyclo<3.3.0>octane

B

2,2-Dimethyl-propionic acid (3R,3aR,6R,6aR)-6-(2,2-dimethyl-propionyloxy)-hexahydro-furo[3,2-b]furan-3-yl ester

2,2-Dimethyl-propionic acid (3R,3aR,6R,6aR)-6-(2,2-dimethyl-propionyloxy)-hexahydro-furo[3,2-b]furan-3-yl ester

Conditions
ConditionsYield
With triethylamine In dichloromethane for 2h; Yields of byproduct given;A 95%
B n/a
allyl bromide
106-95-6

allyl bromide

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3R,3aR,6R,6aR)-3,6-bis(allyloxy)hexahydrofuro[3,2-b]furan
103536-97-6

(3R,3aR,6R,6aR)-3,6-bis(allyloxy)hexahydrofuro[3,2-b]furan

Conditions
ConditionsYield
With potassium tert-butylate In N,N-dimethyl-formamide at 0 - 20℃; Inert atmosphere;94%
With sodium hydroxide
With sodium hydroxide; acetone
With 1,4-dioxane; sodium hydroxide
1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3S,3aS,6S,6aS)-3,6-dichlorohexahydrofuro[3,2-b]furan
50720-99-5

(3S,3aS,6S,6aS)-3,6-dichlorohexahydrofuro[3,2-b]furan

Conditions
ConditionsYield
With pyridine; thionyl chloride at 0 - 70℃; for 20h;94%
With pyridine; thionyl chloride
carbon monoxide
201230-82-2

carbon monoxide

buta-1,3-diene
106-99-0

buta-1,3-diene

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

C24H34O6

C24H34O6

Conditions
ConditionsYield
With palladium diacetate; triphenylphosphine; benzoic acid In 1,4-dioxane at 90℃; under 30003 Torr; for 20h;94%
bis(trifluoromethanesulfonyl)methane
428-76-2

bis(trifluoromethanesulfonyl)methane

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3R,6R)-hexahydrofuro[3,2-b]furan-3,6-diyl bis-(trifluoromethanesulfonate)

(3R,6R)-hexahydrofuro[3,2-b]furan-3,6-diyl bis-(trifluoromethanesulfonate)

Conditions
ConditionsYield
With pyridine In dichloromethane at -10 - 20℃; for 4h;93%
bromopentene
1119-51-3

bromopentene

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3R,3aR,6R,6aR)-3,6-bis(pent-4-en-1-yloxy)hexahydrofuro[3,2-b]furan

(3R,3aR,6R,6aR)-3,6-bis(pent-4-en-1-yloxy)hexahydrofuro[3,2-b]furan

Conditions
ConditionsYield
Stage #1: 1,4:3,6-dianhydro-D-mannitol With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.5h; Inert atmosphere;
Stage #2: bromopentene In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; Inert atmosphere;
91%
2-Bromoethyl ethyl ether
592-55-2

2-Bromoethyl ethyl ether

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3R,3aR,6R,6aR)-3,6-Bis-(2-ethoxy-ethoxy)-hexahydro-furo[3,2-b]furan
121693-38-7

(3R,3aR,6R,6aR)-3,6-Bis-(2-ethoxy-ethoxy)-hexahydro-furo[3,2-b]furan

Conditions
ConditionsYield
With sodium hydroxide In dimethyl sulfoxide 1.) 50 deg C, 15 min, 2.) 50 deg C, 1 h, 3.) 70 deg C, 12 h;90%
With sodium hydroxide In dimethyl sulfoxide 1.) 60 deg C, 12 h;90%
Bromoacetaldehyde diethyl acetal
2032-35-1

Bromoacetaldehyde diethyl acetal

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3R,3aR,6R,6aR)-3,6-Bis-(2,2-diethoxy-ethoxy)-hexahydro-furo[3,2-b]furan
121693-51-4

(3R,3aR,6R,6aR)-3,6-Bis-(2,2-diethoxy-ethoxy)-hexahydro-furo[3,2-b]furan

Conditions
ConditionsYield
With sodium hydroxide In dimethyl sulfoxide 1.) 50 deg C, 15 min, 2.) 50 deg C, 1 h, 3.) 70 deg C, 12 h;90%
Bromoacetaldehyde diethyl acetal
2032-35-1

Bromoacetaldehyde diethyl acetal

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

A

(3R,3aR,6R,6aR)-3,6-Bis-(2,2-diethoxy-ethoxy)-hexahydro-furo[3,2-b]furan
121693-51-4

(3R,3aR,6R,6aR)-3,6-Bis-(2,2-diethoxy-ethoxy)-hexahydro-furo[3,2-b]furan

B

(3R,3aR,6R,6aR)-6-(2,2-Diethoxy-ethoxy)-hexahydro-furo[3,2-b]furan-3-ol
121710-04-1

(3R,3aR,6R,6aR)-6-(2,2-Diethoxy-ethoxy)-hexahydro-furo[3,2-b]furan-3-ol

Conditions
ConditionsYield
With sodium hydroxide In dimethyl sulfoxide 1.) 60 deg C, 12 h;A 90%
B 8%
With sodium hydride In dimethyl sulfoxide 1.) 50 deg C, 2 h, 2.) 70 deg C, 12 h;A 29%
B 20%
benzoic acid
65-85-0

benzoic acid

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3S,3aR,6S,6aR)-6-(benzoyloxy)hexahydrofuro[3,2-b]furan-3-yl benzoate
3014-56-0

(3S,3aR,6S,6aR)-6-(benzoyloxy)hexahydrofuro[3,2-b]furan-3-yl benzoate

Conditions
ConditionsYield
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 25℃; for 21h; Mitsunobu reaction;90%
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran for 21h;88%
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃;
With di-isopropyl azodicarboxylate; triphenylphosphine In dichloromethane at 0 - 20℃;
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; for 12h;
1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

2,2'-dihydroxy-3,3'-dimethyl-1,1'-biphenyl

2,2'-dihydroxy-3,3'-dimethyl-1,1'-biphenyl

C34H32O8P2

C34H32O8P2

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 3h; Ambient temperature;89%
1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

Methacryloyl chloride
920-46-7

Methacryloyl chloride

isomannide bis-methacrylate
94116-50-4

isomannide bis-methacrylate

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 20℃; for 24h;89%
(S)-(1,1'-binaphthyl-2,2'-dioxy)chlorophosphine

(S)-(1,1'-binaphthyl-2,2'-dioxy)chlorophosphine

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

C46H32O8P2

C46H32O8P2

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 3h; Ambient temperature;87%
pyrocatechol phosphorochloridite
1641-40-3

pyrocatechol phosphorochloridite

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

2-O-(2-thioxobenzo-1,3,2-dioxaphospholan-2-yl)-1,4:3,6-dianhydro-D-mannitol

2-O-(2-thioxobenzo-1,3,2-dioxaphospholan-2-yl)-1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
Stage #1: pyrocatechol phosphorochloridite; 1,4:3,6-dianhydro-D-mannitol With triethylamine In N,N-dimethyl-formamide at 20℃; for 20h;
Stage #2: With sulfur In N,N-dimethyl-formamide at 20℃; for 20h;
87%
1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

8-chloro-16H-dinaphtho[2,1-d:1‘,2’-g][1,3,2]dioxaphosphocine

8-chloro-16H-dinaphtho[2,1-d:1‘,2’-g][1,3,2]dioxaphosphocine

C48H36O8P2

C48H36O8P2

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran for 3h; Ambient temperature;86%
chloro-diphenylphosphine
1079-66-9

chloro-diphenylphosphine

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

2,5-bis(diphenylphosphinoyl)-1,4:3,6-dianhydro-D-mannitol

2,5-bis(diphenylphosphinoyl)-1,4:3,6-dianhydro-D-mannitol

Conditions
ConditionsYield
Stage #1: chloro-diphenylphosphine; 1,4:3,6-dianhydro-D-mannitol With triethylamine In N,N-dimethyl-formamide at 20℃; for 144h;
Stage #2: With 1,3-dibromo-propane In N,N-dimethyl-formamide at 20℃; for 336h;
86%
diethylamine
109-89-7

diethylamine

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

1,4:3,6-dianhydro-D-mannitol 2,5-bis(tetraethyldiamidophosphate)

1,4:3,6-dianhydro-D-mannitol 2,5-bis(tetraethyldiamidophosphate)

Conditions
ConditionsYield
Stage #1: 1,4:3,6-dianhydro-D-mannitol With triethylamine; trichlorophosphate In 1,4-dioxane at 10 - 20℃;
Stage #2: diethylamine In 1,4-dioxane at 20 - 75℃; for 3h;
85%
monomethyl oxalyl chloride
5781-53-3

monomethyl oxalyl chloride

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

O,O'-((3R,6R)-hexahydrofuro[3,2-b]furan-3,6-diyl) dimethyl dioxalate

O,O'-((3R,6R)-hexahydrofuro[3,2-b]furan-3,6-diyl) dimethyl dioxalate

Conditions
ConditionsYield
Stage #1: 1,4:3,6-dianhydro-D-mannitol With n-butyllithium In tetrahydrofuran at -78 - 20℃; for 2h;
Stage #2: monomethyl oxalyl chloride In tetrahydrofuran at 0 - 20℃; for 48h;
84%
Stage #1: 1,4:3,6-dianhydro-D-mannitol With n-butyllithium In tetrahydrofuran at -78 - 30℃; for 2h;
Stage #2: monomethyl oxalyl chloride In tetrahydrofuran at 0 - 30℃; for 48h;
84%
Quinoline-6-carboxylic acid
10349-57-2

Quinoline-6-carboxylic acid

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3R,3aR,6R,6aR)-hexahydrofuro[3,2-b]furan-3,6-di(−6-quinolin) carboxylate

(3R,3aR,6R,6aR)-hexahydrofuro[3,2-b]furan-3,6-di(−6-quinolin) carboxylate

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 0 - 20℃; for 24h; Inert atmosphere;84%
bis(diethylamino)chlorophosphine
685-83-6

bis(diethylamino)chlorophosphine

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

A

1,4:3,6-dianhydro-D-mannite 2,5-(diethylamidothiophosphate)

1,4:3,6-dianhydro-D-mannite 2,5-(diethylamidothiophosphate)

B

1,4:3,6-dianhydro-D-mannitol 2,5-bis(tetraethyldiamidophosphorothioate)

1,4:3,6-dianhydro-D-mannitol 2,5-bis(tetraethyldiamidophosphorothioate)

C

1,4:3,6-dianhydro-2-O-bis(diethylamido)thiophosphoryl-D-mannitol

1,4:3,6-dianhydro-2-O-bis(diethylamido)thiophosphoryl-D-mannitol

Conditions
ConditionsYield
Stage #1: bis(diethylamino)chlorophosphine; 1,4:3,6-dianhydro-D-mannitol With triethylamine In 1,4-dioxane at 20℃; for 18h;
Stage #2: With sulfur In 1,4-dioxane at 20℃; for 4h;
A n/a
B n/a
C 83%
Stage #1: bis(diethylamino)chlorophosphine; 1,4:3,6-dianhydro-D-mannitol With triethylamine In chloroform at 20℃; for 24h;
Stage #2: With sulfur In chloroform at 20℃; for 4h;
Stage #1: bis(diethylamino)chlorophosphine; 1,4:3,6-dianhydro-D-mannitol With pyridine at 20℃; for 24h;
Stage #2: With sulfur at 20℃; for 4h;
2-ethoxyethyl p-toluenesulfonate
17178-11-9

2-ethoxyethyl p-toluenesulfonate

1,4:3,6-dianhydro-D-mannitol
641-74-7

1,4:3,6-dianhydro-D-mannitol

(3R,3aR,6R,6aR)-3,6-Bis-(2-ethoxy-ethoxy)-hexahydro-furo[3,2-b]furan
121693-38-7

(3R,3aR,6R,6aR)-3,6-Bis-(2-ethoxy-ethoxy)-hexahydro-furo[3,2-b]furan

Conditions
ConditionsYield
With sodium hydroxide In dimethyl sulfoxide 1.) 50 deg C, 15 min, 2.) 50 deg C, 1 h, 3.) 70 deg C, 12 h;82%
With sodium hydroxide In dimethyl sulfoxide 1.) 60 deg C, 12 h;82%

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