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EAST CHEMSOURCES LIMITED

A white crystalline powder or granules. In the dry state it is reasonably stable in air, but in solution it deteriorates in the presence of air, trace metal, heat and light. Also, it has a strong reduction effect and is capable of lowering blood pr

Erythorbic Acid

Cas:89-65-6

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result GB22558-2008 FCC(IV) Description White or sl

High purity D-Isoascorbic acid with high quality and best price cas:89-65-6

Cas:89-65-6

Min.Order:1 Kilogram

FOB Price: $4.5 / 6.5

Type:Manufacturers

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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 Erythorbic Acid supplier in China

Cas:89-65-6

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Kono Chem Co.,Ltd

2.Specification of D-Isoascorbic acid : Item Specification Appearance White crystalline powder or granules Assay %

CAS:89-65-6 D-Isoascorbic acid hot sales

Cas:89-65-6

Min.Order:1 Kilogram

Negotiable

Type:Other

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Wuhan Fortuna Chemical Co.,Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; ...... Appearance:White or light yellow crystalline particles or powder Storage

Food Antioxidant Erythorbic Acid CAS 89-65-6 D-Isoascorbic acid with factory price

Cas:89-65-6

Min.Order:25 Kilogram

FOB Price: $5.0 / 10.0

Type:Trading Company

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Hefei TNJ chemical industry co.,ltd

Good quality Erythorbic acid at good price 1.Basic information: Product Name: Erythorbic Acid Molecular Formula: C5H704·COOH Molecular Weight: 176.03 Description: It is a white or light yellow crystalline pellet powder. 2.Spe

Good quality Erythorbic acid at good price

Cas:89-65-6

Min.Order:25 Kilogram

FOB Price: $1.0

Type:Trading Company

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Henan Allgreen Chemical Co.,Ltd

high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

D-Isoascorbic acid

Cas:89-65-6

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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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 2,3-didehydro-D-erythro-hexono-1,4-lactone

Cas:89-65-6

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 99% Food Grade Erythorbic Acid 89-65-6 Kosher Manufacturer

Cas:89-65-6

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

Erythorbic Acid

Cas:89-65-6

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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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

D-Isoascorbic acid /manufacturer/high quality/in stock

Cas:89-65-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Chemwill Asia Co., Ltd.

Erythorbic Acid -- CHemwill

Cas:89-65-6

Min.Order:1 Metric Ton

FOB Price: $1.0

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

TIANFU-CHEM_ D-Isoascorbic acid,89-65-6

Cas:89-65-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&amp

D-Isoascorbic acid / LIDE PHARMA- Factory supply / Best price

Cas:89-65-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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 manufactu

Erythorbic Acid CAS 89-65-6 Food Additives

Cas:89-65-6

Min.Order:1 Kilogram

FOB Price: $1.0 / 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

High Purity CAS 89-65-6 with high quality products

Cas:89-65-6

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product name: Erythorbic acid Synonyms: Isoascorbic acid and D-araboascorbic acid Molecular Formula:C6H8O6 Molecular Weight:176.13 CAS NO: 89-65-6 Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package: 2

D-Isoascorbic acid CAS: 89-65-6

Cas:89-65-6

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:White crystalline powder Storage:Room temperature Package:25kg/drum Application:Food antioxidants Transportation:Express/Sea/Air Port:Any port in china

High Purity Food Antioxidants D-Isoascorbic acid Erythorbic Acid

Cas:89-65-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

Our Adwantage: 1.We have stock so we can delivery quickly at the very day when receive the payment. 2.Best price, first class service, high successful delivery rate. A discount would be given when you make a large order. 3.High qu

D-Isoascorbic acid CAS 89-65-6 crystal powder

Cas:89-65-6

Min.Order:10 Gram

Negotiable

Type:Other

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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

D-Isoascorbic acid 89-65-6

Cas:89-65-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Shanghai Minstar Chemical Co., Ltd

Product Name: Erythorbic Acid Synonyms: 2,3-didehydro-d-erythro-hexono-1,4-lactone;FEMA 2410;ISOASCORBIC ACID;ISOVITAMIN C;3-keto-d-erythro-hexonicacigamma-lactone;araboascorbicacid;d-arabino-ascorbicacid;d-erythro-3-ketohexonicacidlactone CAS:

Erythorbic Acid

Cas:89-65-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

Erythorbic Acid CAS:89-65-6 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 intermediate

Erythorbic Acid CAS:89-65-6

Cas:89-65-6

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

ISOASCORBIC ACID

Cas:89-65-6

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

CAS NO.:89-65-6

Cas:89-65-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanxi Ankesi Biotechnology Co., Ltd

Our Advantage 1. Rich experience We specialize in this filed for many years, our APIs exported to all over the world and and we established long friendly relations of cooperation with our clients. 2. Great quality,purity and favorable Good qual

Good quality CAS 89-65-6 Erythorbic Acid in large stock

Cas:89-65-6

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

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 s

D-Isoascorbic acid

Cas:89-65-6

Min.Order:1 Kilogram

FOB Price: $21.0 / 25.0

Type:Lab/Research institutions

inquiry

Leader Biochemical Group

PRODUCT DETAILS

China Biggest Manufacturer factory sales Erythorbic Acid CAS 89-65-6

Cas:89-65-6

Min.Order:1000 Kilogram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

inquiry

Purestar Chem Enterprise Co.,Ltd

Erythorbic Acid Product Name: D-Isoascorbic acid Synonyms: D-Araboascorbic acid; D-erythro-Hex-2-enonic acid, gamma-lactone; Isovitamin C; Erythorbic Acid; (5R)-5-(1,2-dihydroxyethyl)-3,4-dihydro

High quality Food additive Erythorbic Acid

Cas:89-65-6

Min.Order:1 Metric Ton

FOB Price: $6.0

Type:Trading Company

inquiry

Hubei Jiutian Bio-medical 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 highly qualifie

cas 89-65-6 Erythorbic Acid

Cas:89-65-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

D-erythro-pentos-2-ulose
3445-24-7

D-erythro-pentos-2-ulose

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
With potassium cyanide; nitrogen; water anschl. mit wss. HCl unter Ausschluss von Luft;
D-arabino-[2]hexulosonic acid methyl ester
21063-40-1

D-arabino-[2]hexulosonic acid methyl ester

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
With manganese; water
With water; iron
With water; sodium hydrogencarbonate
calcium salt of/the/ D-arabino-<2>hexulosonic acid

calcium salt of/the/ D-arabino-<2>hexulosonic acid

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
With ethanol; sulfuric acid anschl. mit Dicyclohexylamin und dann mit wss. NaOH;
potassium-salt of/the/ O2,O3;O4,O5-diisopropylidene-β(?)-D-arabino-<2>hexulopyranosonic acid

potassium-salt of/the/ O2,O3;O4,O5-diisopropylidene-β(?)-D-arabino-<2>hexulopyranosonic acid

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
With methanol; sulfuric acid; water
sodium-salt of/the/ D-arabino-<2>hexulosonic acid

sodium-salt of/the/ D-arabino-<2>hexulosonic acid

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
With methanol; sulfuric acid anschl. mit wss. NaHCO3;
With methanol; sulfuric acid anschl. mit wss. Na2CO3;
methanol
67-56-1

methanol

diethylamine
109-89-7

diethylamine

2-keto-D-gluconic acid methyl ester

2-keto-D-gluconic acid methyl ester

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
at 70℃;
methanol
67-56-1

methanol

AlaOEt
17344-99-9

AlaOEt

2-keto-D-gluconic acid methyl ester

2-keto-D-gluconic acid methyl ester

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
at 70℃;
hydrogenchloride
7647-01-0

hydrogenchloride

fructonic acid
669-90-9

fructonic acid

water
7732-18-5

water

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
at 60℃; Rate constant; und 70grad;
AlaOEt
17344-99-9

AlaOEt

water
7732-18-5

water

2-keto-D-gluconic acid methyl ester

2-keto-D-gluconic acid methyl ester

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
at 70℃;
D-erythro-2,3-hexodiulosono-1,4-lactone
5959-82-0

D-erythro-2,3-hexodiulosono-1,4-lactone

isoascorbic acid
89-65-6

isoascorbic acid

Conditions
ConditionsYield
With ascorbic acid In phosphate buffer at 20℃; for 24h; pH=7.4; Product distribution; Reduction;
2,2-dimethoxy-propane
77-76-9

2,2-dimethoxy-propane

isoascorbic acid
89-65-6

isoascorbic acid

5,6-O-isopropylidene-D-isoascorbic acid
50271-42-6

5,6-O-isopropylidene-D-isoascorbic acid

Conditions
ConditionsYield
With tin(ll) chloride In acetone for 0.5h; Heating;100%
With (1S)-10-camphorsulfonic acid In acetone at 20℃; for 1h;98%
With hydrogenchloride In acetone Ambient temperature;90%
With tin(ll) chloride In acetone Reflux;
acetone
67-64-1

acetone

isoascorbic acid
89-65-6

isoascorbic acid

5,6-O-isopropylidene-D-isoascorbic acid
50271-42-6

5,6-O-isopropylidene-D-isoascorbic acid

Conditions
ConditionsYield
With Amberlite IR-120 for 2h; Heating;100%
With acetyl chloride at 40℃; for 4h;83%
With copper(II) sulfate for 48h; Ambient temperature;
cycloxexanone dimethyl ketal
933-40-4

cycloxexanone dimethyl ketal

isoascorbic acid
89-65-6

isoascorbic acid

5,6-O-Cyclohexylidene-D-isoascorbic acid
97627-84-4

5,6-O-Cyclohexylidene-D-isoascorbic acid

Conditions
ConditionsYield
With tin(ll) chloride In ethyl acetate for 0.5h; Heating;99%
isoascorbic acid
89-65-6

isoascorbic acid

6-Bromo-6-deoxy-D-isoascorbic acid
74352-43-5

6-Bromo-6-deoxy-D-isoascorbic acid

Conditions
ConditionsYield
With hydrogen bromide In acetic acid at 22℃; for 24h;99%
With hydrogen bromide; acetic acid at 20℃; for 16h; Darkness;84%
Multi-step reaction with 2 steps
1: HBr / 20 °C
2: H2O; HBr; AcOH / 5 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: hydrogen bromide
2: deacetylation
View Scheme
isoascorbic acid
89-65-6

isoascorbic acid

D-erythronolactone
15667-21-7

D-erythronolactone

Conditions
ConditionsYield
Stage #1: isoascorbic acid With dihydrogen peroxide; sodium carbonate In water at 0℃;
Stage #2: In water at 75℃; for 0.5h;
Stage #3: With hydrogenchloride In water
91%
With dihydrogen peroxide
With dihydrogen peroxide; sodium carbonate In water at 0 - 40℃; for 2h;
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

phenylhydrazine
100-63-0

phenylhydrazine

isoascorbic acid
89-65-6

isoascorbic acid

3-(1-phenylhydrazono-D-erythro-2,3,4-trihydroxybut-1-yl)quinoxalin-2-one
68667-54-9

3-(1-phenylhydrazono-D-erythro-2,3,4-trihydroxybut-1-yl)quinoxalin-2-one

Conditions
ConditionsYield
With acetic acid In ethanol; water for 0.0666667h; microwave irradiation;86%
isoascorbic acid
89-65-6

isoascorbic acid

D-mannono-1,4-lactone
26301-79-1

D-mannono-1,4-lactone

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In methanol; water under 2585.74 Torr;82%
With hydrogen; palladium on activated charcoal In water at 50℃; under 2585.7 Torr; for 6h;71%
With hydrogen; palladium on activated charcoal In water under 3102.9 Torr; for 288h; Ambient temperature;51%
3,3-dimethoxypentane
25636-49-1

3,3-dimethoxypentane

isoascorbic acid
89-65-6

isoascorbic acid

(5R)-5-[(4R)-2,2-diethyl-1,3-dioxolan-4-yl]-3,4-dihydroxyfuran-2(5H)-one

(5R)-5-[(4R)-2,2-diethyl-1,3-dioxolan-4-yl]-3,4-dihydroxyfuran-2(5H)-one

Conditions
ConditionsYield
With toluene-4-sulfonic acid In N,N-dimethyl-formamide at 20℃; for 24h; Inert atmosphere;79%
lauric acid
143-07-7

lauric acid

isoascorbic acid
89-65-6

isoascorbic acid

erythorbyl laurate
71623-60-4

erythorbyl laurate

Conditions
ConditionsYield
With Candida antarctica lipase In acetonitrile at 50℃; Enzymatic reaction;78.5%
With sulfuric acid
1,1-dimethoxy-1-(4-bromophenyl)methane
24856-58-4

1,1-dimethoxy-1-(4-bromophenyl)methane

ethyl iodide
75-03-6

ethyl iodide

isoascorbic acid
89-65-6

isoascorbic acid

(2R,4'R)-ethyl 2-[2'-(p-bromophenyl)-1',3'-dioxolan-4'-yl]-2-hydroxy ethanoate

(2R,4'R)-ethyl 2-[2'-(p-bromophenyl)-1',3'-dioxolan-4'-yl]-2-hydroxy ethanoate

Conditions
ConditionsYield
Stage #1: 1,1-dimethoxy-1-(4-bromophenyl)methane; isoascorbic acid With trifluoroacetic acid In N,N-dimethyl-formamide at 20℃; for 120h; Inert atmosphere;
Stage #2: With dihydrogen peroxide; potassium carbonate In water at 0 - 20℃; for 16h;
Stage #3: ethyl iodide In acetonitrile for 20h; Reflux;
75%
benzoyl chloride
98-88-4

benzoyl chloride

isoascorbic acid
89-65-6

isoascorbic acid

2′,3′-di-O-benzoyl-L-erythronolactone
53176-87-7

2′,3′-di-O-benzoyl-L-erythronolactone

Conditions
ConditionsYield
Stage #1: isoascorbic acid With dihydrogen peroxide; sodium carbonate In water at 0 - 75℃; for 1h; Inert atmosphere;
Stage #2: benzoyl chloride With pyridine at 0 - 20℃; for 12h; Inert atmosphere;
69%
isoascorbic acid
89-65-6

isoascorbic acid

A

sodium oxalate
62-76-0

sodium oxalate

B

D-erythronolactone
15667-21-7

D-erythronolactone

Conditions
ConditionsYield
With dihydrogen peroxide; sodium carbonate 1) 17 deg C, 5 min; 2) 40 deg C, 30 min;A n/a
B 67.5%
trans-Crotonaldehyde
123-73-9

trans-Crotonaldehyde

isoascorbic acid
89-65-6

isoascorbic acid

(3R,3aR)Tetrahydro-3'-methyl-3,5',6-trihydroxy-furan-2'-spiro-5a-hexahydro-furo<3',2':2,3>furan-5-on

(3R,3aR)Tetrahydro-3'-methyl-3,5',6-trihydroxy-furan-2'-spiro-5a-hexahydro-furo<3',2':2,3>furan-5-on

Conditions
ConditionsYield
In water Ambient temperature;65%
p-toluenediazonium hydrogen sulfate

p-toluenediazonium hydrogen sulfate

isoascorbic acid
89-65-6

isoascorbic acid

(-)-(3R-cis)-mono(tetrahydro-4-hydroxy-2-oxo-3-furanyl)ester 2-(4-methyl-phenyl)hidrazide of ethanedioic acid
7152-74-1

(-)-(3R-cis)-mono(tetrahydro-4-hydroxy-2-oxo-3-furanyl)ester 2-(4-methyl-phenyl)hidrazide of ethanedioic acid

Conditions
ConditionsYield
at 0℃;55%
dodecandioic acid divinyl ester

dodecandioic acid divinyl ester

isoascorbic acid
89-65-6

isoascorbic acid

6-O-[(-)-D-isoascorbic acid]-6'-O-[(-)-D-isoascorbic acid] dodecanedioate

6-O-[(-)-D-isoascorbic acid]-6'-O-[(-)-D-isoascorbic acid] dodecanedioate

Conditions
ConditionsYield
With immobilized lipase from Candida Antarctica In acetone at 45℃; for 16h; Molecular sieve;49%
6-O-[(+)-L-ascorbic acid]-vinyl dodecanedioate
1334953-93-3

6-O-[(+)-L-ascorbic acid]-vinyl dodecanedioate

isoascorbic acid
89-65-6

isoascorbic acid

6-O-[(+)-L-ascorbic acid]-6'-O-[(-)-D-isoascorbic acid] dodecanedioate

6-O-[(+)-L-ascorbic acid]-6'-O-[(-)-D-isoascorbic acid] dodecanedioate

Conditions
ConditionsYield
With immobilized lipase from Candida Antarctica In acetone at 45℃; for 16h; Molecular sieve;47%
acrolein
107-02-8

acrolein

isoascorbic acid
89-65-6

isoascorbic acid

(3S,3aR)-Tetrahydro-3,5',6-trihydroxy-furan-2'-spiro-5a-hexahydro-furo<3',2':2,3>furan-5-on

(3S,3aR)-Tetrahydro-3,5',6-trihydroxy-furan-2'-spiro-5a-hexahydro-furo<3',2':2,3>furan-5-on

Conditions
ConditionsYield
In water Ambient temperature;39%
isoascorbic acid
89-65-6

isoascorbic acid

(3R,3aR)Hexahydro-9-ethyl-3,5a,8-trihydroxy-2H,5H-furo<3',2':2,3>furo<3,4-b>pyran-5-on

(3R,3aR)Hexahydro-9-ethyl-3,5a,8-trihydroxy-2H,5H-furo<3',2':2,3>furo<3,4-b>pyran-5-on

Conditions
ConditionsYield
In water Ambient temperature;20%
isoascorbic acid
89-65-6

isoascorbic acid

D-erythro-2,4,5,6-tetrahydro-3-methoxy-hex-2c-enoic acid-4-lactone
13443-57-7, 139164-18-4

D-erythro-2,4,5,6-tetrahydro-3-methoxy-hex-2c-enoic acid-4-lactone

Conditions
ConditionsYield
With methanol; diethyl ether at -10℃;
isoascorbic acid
89-65-6

isoascorbic acid

D-erythro-4,5,6-trihydroxy-2,3-dimethoxy-hex-2c-enoic acid-4-lactone
40613-68-1

D-erythro-4,5,6-trihydroxy-2,3-dimethoxy-hex-2c-enoic acid-4-lactone

Conditions
ConditionsYield
With methanol; diethyl ether
n-tetradecanoic acid
544-63-8

n-tetradecanoic acid

isoascorbic acid
89-65-6

isoascorbic acid

erythorbyl myristate
71623-58-0

erythorbyl myristate

Conditions
ConditionsYield
With sulfuric acid
With Novozym 435 In neat (no solvent) for 72h; Inert atmosphere; Enzymatic reaction;
1-hexadecylcarboxylic acid
57-10-3

1-hexadecylcarboxylic acid

isoascorbic acid
89-65-6

isoascorbic acid

6-O-palmitoyl-L-ascorbic acid
47635-02-9

6-O-palmitoyl-L-ascorbic acid

Conditions
ConditionsYield
With sulfuric acid
stearic acid
57-11-4

stearic acid

isoascorbic acid
89-65-6

isoascorbic acid

D-erythro-2,3,4,5-tetrahydroxy-6-stearoyloxy-hex-2c-enoic acid-4-lactone
71623-59-1

D-erythro-2,3,4,5-tetrahydroxy-6-stearoyloxy-hex-2c-enoic acid-4-lactone

Conditions
ConditionsYield
With sulfuric acid
(2,4-dinitro-phenyl)-hydrazine
119-26-6

(2,4-dinitro-phenyl)-hydrazine

isoascorbic acid
89-65-6

isoascorbic acid

D-erythro-2,3-bis-(2,4-dinitro-phenylhydrazono)-4,5,6-trihydroxy-hexanoic acid-4-lactone
35923-30-9

D-erythro-2,3-bis-(2,4-dinitro-phenylhydrazono)-4,5,6-trihydroxy-hexanoic acid-4-lactone

Conditions
ConditionsYield
With hydrogenchloride; iodine
isoascorbic acid
89-65-6

isoascorbic acid

L-arabo-ascorbic acid
26094-91-7

L-arabo-ascorbic acid

isoascorbic acid
1129294-89-8

isoascorbic acid

isoascorbic acid
89-65-6

isoascorbic acid

D-erythro-2,3-hexodiulosono-1,4-lactone
5959-82-0

D-erythro-2,3-hexodiulosono-1,4-lactone

Conditions
ConditionsYield
With H(1+)*Fe(CN)6(3-)=HFe(CN)6(2-) In water at 20℃; Rate constant; Mechanism; further oxidants: Fe(3+)aq., Fe(OH)(2+)aq.;
With ammonium molybdate; water; dihydrogen peroxide
With p-benzoquinone In ethanol for 90h; Ambient temperature;
With iodine In ethanol; water
methanol
67-56-1

methanol

isoascorbic acid
89-65-6

isoascorbic acid

A

(3S,3aS,6R,6aR)-3,3a,6-Trihydroxy-3-methoxy-tetrahydro-furo[3,2-b]furan-2-one
75795-84-5, 75829-07-1, 78512-72-8, 116499-89-9

(3S,3aS,6R,6aR)-3,3a,6-Trihydroxy-3-methoxy-tetrahydro-furo[3,2-b]furan-2-one

B

(3R,3aS,6R,6aR)-3,3a,6-Trihydroxy-3-methoxy-tetrahydro-furo[3,2-b]furan-2-one
75795-84-5, 75829-07-1, 78512-72-8, 116499-89-9

(3R,3aS,6R,6aR)-3,3a,6-Trihydroxy-3-methoxy-tetrahydro-furo[3,2-b]furan-2-one

Conditions
ConditionsYield
With p-benzoquinone 1.) DMF, room temp.; Multistep reaction;
trans-Crotonaldehyde
123-73-9

trans-Crotonaldehyde

isoascorbic acid
89-65-6

isoascorbic acid

A

(3R,3aR)Tetrahydro-3'-methyl-3,5',6-trihydroxy-furan-2'-spiro-5a-hexahydro-furo<3',2':2,3>furan-5-on

(3R,3aR)Tetrahydro-3'-methyl-3,5',6-trihydroxy-furan-2'-spiro-5a-hexahydro-furo<3',2':2,3>furan-5-on

B

(3R,3aR)-3,5a,8-Trihydroxy-6-methyl-hexahydro-1,4,9-trioxa-cyclopenta[c]inden-5-one

(3R,3aR)-3,5a,8-Trihydroxy-6-methyl-hexahydro-1,4,9-trioxa-cyclopenta[c]inden-5-one

C

(6R,6aR)-3-(3,3-Dihydroxy-1-methyl-propyl)-3,3a,6-trihydroxy-tetrahydro-furo[3,2-b]furan-2-one

(6R,6aR)-3-(3,3-Dihydroxy-1-methyl-propyl)-3,3a,6-trihydroxy-tetrahydro-furo[3,2-b]furan-2-one

Conditions
ConditionsYield
In dimethylsulfoxide-d6 for 2h; Product distribution; other time and solvent;A 48 % Spectr.
B 31 % Spectr.
C 21 % Spectr.
In perdeuteriopyridine for 0.05h;A 45 % Spectr.
B 45 % Spectr.
C 10 % Spectr.
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