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ISOMALTOSE

  • CAS No.: 499-40-1
  • Purity: 99%
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Excellent chemical plant bulk supply ISOMALTOSE 499-40-1

  • Molecular Formula: C12H22O11
  • Molecular Weight: 342.3
  • Vapor Pressure: 1.05E-27mmHg at 25°C 
  • Melting Point: 155-160°C 
  • Refractive Index: 113 ° (C=0.7, H2O) 
  • Boiling Point: 774.5 °C at 760 mmHg 
  • PKA: 12.45±0.20(Predicted) 
  • Flash Point: 288.8 °C 
  • PSA: 189.53000 
  • Density: 1.68 g/cm3 
  • LogP: -5.39720 

ISOMALTOSE(Cas 499-40-1) Usage

Preparation

The production methods of functional oligosaccharides generally include: extraction method, whole enzyme method, acid-base method and chemical synthesis method. The extraction method is generally used for the manufacture of soybean oligosaccharides, the acid-base method is mainly used for the production of lactulose, and the chemical synthesis method is also limited to the functional research of oligosaccharides. And now the industrially produced isomaltooligosaccharides are obtained by catalyzing the reaction of α-amylase and α-glucosidase by using high-concentration glucose syrup prepared from starch raw materials as the substrate.

General Description

Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards

InChI:InChI=1/C12H22O11/c13-1-4(15)7(17)8(18)5(16)3-22-12-11(21)10(20)9(19)6(2-14)23-12/h1,4-12,14-21H,2-3H2/t4-,5+,6+,7+,8+,9+,10-,11+,12-/m0/s1

499-40-1 Relevant articles

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Thompson et al.

, p. 1309 (1954)

-

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Wolfrom et al.

, p. 125 (1949)

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Development of a multiphase reaction system for integrated synthesis of isomaltose with a new glucosyltransferase variant

Erhardt, Frank A.,Rosenstock, Philip,Hellmuth, Hendrik,Joerdening, Hans-Joachim

, p. 72 - 82 (2010)

A new genetically derived variant of the...

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Wolfrom et al.

, p. 2015,2016 (1958)

-

Heterologous expression of a thermostable α-glucosidase from Geobacillus sp. Strain HTA-462 by Escherichia coli and its potential application for isomaltose–oligosaccharide synthesis

Zhang, Fan,Wang, Weiyang,Bah, Fatoumata Binta Maci,Song, Chengcheng,Zhou, Yifa,Ji, Li,Yuan, Ye

, (2019/05/02)

Isomaltose–oligosaccharides (IMOs), as f...

Bioengineering of Leuconostoc mesenteroides glucansucrases that gives selected bond formation for glucan synthesis and/or acceptor-product synthesis

Kang, Hee Kyoung,Kimura, Atsuo,Kim, Doman

experimental part, p. 4148 - 4155 (2011/10/30)

The variations in glucosidic linkage spe...

Transglycosylation properties of maltodextrin glucosidase (MalZ) from Escherichia coli and its application for synthesis of a nigerose-containing oligosaccharide

Song, Kyung-Mo,Shim, Jae-Hoon,Park, Jong-Tae,Kim, Sung-Hee,Kim, Young-Wan,Boos, Winfried,Park, Kwan-Hwa

experimental part, p. 87 - 92 (2011/10/18)

The transglycosylation reaction of malto...

499-40-1 Process route

Sucrose
57-50-1

Sucrose

D-glucose
50-99-7

D-glucose

glucan, content of α-(1->4) linkage: 1.5%

glucan, content of α-(1->4) linkage: 1.5%

leucrose
7158-70-5

leucrose

isomaltose
499-40-1

isomaltose

D-maltose
69-79-4

D-maltose

Conditions
Conditions Yield
With Leuconostoc mesenteroides B-1299CB4 dextransucrase DSRBCB4, triple mutant S642N/E643N/V644S; calcium chloride; at 28 ℃; pH=5.2; aq. acetate buffer; Enzymatic reaction;
Sucrose
57-50-1

Sucrose

D-glucose
50-99-7

D-glucose

glucan, content of α-(1->4) linkage: 10.9%

glucan, content of α-(1->4) linkage: 10.9%

leucrose
7158-70-5

leucrose

isomaltose
499-40-1

isomaltose

D-maltose
69-79-4

D-maltose

Conditions
Conditions Yield
With Leuconostoc mesenteroides B-1299CB4 dextransucrase DSRBCB4 mutant V532P/V535I/S642N/E643N/V644S; calcium chloride; at 28 ℃; pH=5.2; aq. acetate buffer; Enzymatic reaction;

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