Home > Name List By other > (2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5, 6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol

CAS No 69-79-4 , (2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,
6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol

  • Name: (2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,
    6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol
  • Synonyms: Sunmalt; Finetose F;Finetose; Maltose; Advanctose 100; pure; 69-79-4;(2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,
    6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol; Sunmalt S; beta-maltose; Maltodiose;
  • CAS Registry Number:
  • Melting Point: 110 °C
  • Flash Point: 357.8°C
  • Boiling Point: 667.9°C at 760 mmHg
  • Density: 1.76g/cm3
  • Refractive index: 20/D 1.361
  • Safety Statements: Experimental teratogenic and reproductive effects. Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits acrid smoke and irritating fumes.
  • Flash Point: 357.8°C
  • EINECS: 200-716-5
  • Molecular Weight: 342.29648
  • InchiKey: GUBGYTABKSRVRQ-QUYVBRFLSA-N
  • InChI: InChI=1S/C12H22O11/c13-1-3-5(15)6(16)9(19)12(22-3)23-10-4(2-14)21-11(20)
    8(18)7(10)17/h3-20H,1-2H2/t3-,4-,5-,6+,7-,8-,9-,10-,11-,12-/m1/s1
  • Molecular Formula: C12H22O11
  • Molecular Structure:CAS No:69-79-4 (2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,<br />6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol

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69-79-4 D-MALTOSE; 99%

  • Germany ABCR GmbH & Co KG [Manufacturer]
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69-79-4 maltose

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69-79-4 Maltose

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69-79-4 CV-3089 MALTOSE MONOHYDRATE

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References of (2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,
6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol
Title: Maltose
CAS Registry Number: 69-79-4
CAS Name: 4-O-a-D-Glucopyranosyl-D-glucose
Synonyms: malt sugar; maltobiose; 4-(a-D-glucosido)-D-glucose
Trademarks: Maltos (Otsuka); Martos-10 (Otsuka)
Molecular Formula: C12H22O11
Molecular Weight: 342.30
Percent Composition: C 42.11%, H 6.48%, O 51.41%
Literature References: Monohydrate obtained in about 80% yield by enzymatic (diastase) degradation of starch: Gore, US 1657079 (1928). Structure: Haworth, Peat, J. Chem. Soc. 1926, 3094; Hassid, Ballou in W. Pigman, The Carbohydrates (Academic Press, New York, 1957) p 498. Crystal and molecular structure: F. Takusagawa, R. A. Jacobson, Acta Crystallogr. B34, 213 (1978). Review: E. Tarelli, Dev. Food Carbohydr. 2, 187-227 (1980); R. Khan, Carbohydr. Chem. Biochem. 39, 213-278 (1981).
 
Derivative Type: Monohydrate
Properties: Crystals from water or dil alc, mp 102-103°. Does not lose its water of crystn by drying at room temp in vacuo over H2SO4 or P2O5. About one-third as sweet as sucrose. Cf. Isbell, Pigman, J. Res. Natl. Bur. Stand. 18, 141 (1937). Shows mutarotation. [a]D20 +111.7° ? +130.4° (c = 4). pKa (21°): 12.05. Sol in water, slightly sol in alcohol. Practically insol in ether.
Melting point: mp 102-103°
pKa: pKa (21°): 12.05
Optical Rotation: [a]D20 +111.7° ? +130.4° (c = 4)
 
Use: Nutrient, sweetener, in culture media, in prepd bee food. Parenteral supplement of sugar for diabetics. Fermentable intermediate in brewing. Stabilizer for polysulfides. In pharmaceutical dispensing.