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CAS No 585-99-9 , D-Glucose, 6-O-a-D-galactopyranosyl-

  • Name: D-Glucose, 6-O-a-D-galactopyranosyl-
  • Synonyms: D-Melibiose;D-Glucose, 6-O-a-D-galactopyranosyl-; NSC 2028;Melibiose(8CI);
  • CAS Registry Number:
  • Melting Point: 182 °C (dec.)(lit.)
  • Density: 1.76 g/cm3
  • Refractive index: 1.652
  • Water Solubility: CLEAR COLORLESS SOLUTION AT 50MG/ML IN WATER
  • Safety Statements: S24/25
  • EINECS: 209-568-6
  • Molecular Weight: 342.3
  • InChI: InChI=1S/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
  • Risk Statements: S24/25 :Avoid contact with skin and eyes.;
  • Molecular Formula: C12H22O11
  • Molecular Structure:CAS No:585-99-9 D-Glucose, 6-O-a-D-galactopyranosyl-
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585-99-9 D-(+)-MELIBIOSE; MONOHYDRATE

  • Germany ABCR GmbH & Co KG [Manufacturer]
  • Tel: +49 721 95061-0
  • Fax: +49 721 95061-80
  • Address: Im Schlehert 10
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    Germany null,nullGermany
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585-99-9 ALPHA-D(+)-MELIBIOSE HYDRATE 99+%

  • Hong kong Advanced Technology & Industrial Co., Ltd. [Manufacturer]
  • Tel: (852) 2390 2293/ (852) 2394 5546
  • Fax: (852) 2789 8314
  • Address: Unit B, 1/F., Cheong Shing Bldg.,
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    Hong Kong null,nullHong kong
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585-99-9 D-Glucose, 6-O-a-D-galactopyranosyl-

  • China SHANGHAI HANHONG CHEMICAL CO.,LTD. [Manufacturers]
  • Tel: 021-64545202
  • Fax: 021-54291107
  • Address: Room 207, Zenghe Building , No.245, Jiachuan Road, Xuhui District, Shanghai, China shanghai,shanghaiChina
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585-99-9 D-Glucose, 6-O-a-D-galactopyranosyl-

  • China BINHAI HANHONG BIOCHEMICAL CO., LTD. [Manufacturers]
  • Tel: +86-21-54302127
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  • Address: Room 209,Zonghe Building ,Jiachuan Road 245, Xuhui District, Shanghai, China Shanghai,ShanghaiChina
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585-99-9 mono hydrate

  • China Pharmasi Chemicals Co.,Ltd null
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  • Address: Room 205, Renlesancun50-29,songjiang,shanghai,China null,nullChina
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585-99-9 D-Glucose, 6-O-a-D-galactopyranosyl-

  • Hong kong ADVANCED TECH. & IND. CO., LTD. [Distributor/Wholesaler]
  • Tel: 86-23902293
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585-99-9 A-D(+)-MELIBIOSE HYDRATE

  • Norway Chiron AS [Manufacturer]
  • Tel: +47 73 87 44 90
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  • Address: Chiron AS
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585-99-9 CV-3098 MELIBIOSE MONOHYDRATE

  • United States CiVentiChem [Manufacturer]
  • Tel: 919-678-0702/ 919-678-0704
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  • Address: CiVentiChem
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585-99-9 A2138 D-MELIBIOSE ANHYDROUS

  • United Kingdom Carbosynth Limited [Manufacturer]
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  • Address: Carbosynth Limited
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    UK null,nullUnited Kingdom
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585-99-9 Monohydrate

  • China Ancheng Pharma Limited [Manufacturers]
  • Tel: +86-755-82713308
  • Fax: 0086-755-82713413
  • Address: Flat 1812, 18/F., Min Hua Building, 7 Jing Tian Bei Steet, Futian District,Shenzhen,China Shenzhen,guangdongChina
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References of D-Glucose, 6-O-a-D-galactopyranosyl-
Title: Melibiose
CAS Registry Number: 585-99-9
CAS Name: 6-O-a-D-Galactopyranosyl-D-glucose
Synonyms: 6-(a-D-galactosido)-D-glucose
Molecular Formula: C12H22O11
Molecular Weight: 342.30
Percent Composition: C 42.11%, H 6.48%, O 51.41%
Literature References: Prepd from raffinose by fermentation with top yeast which removes the fructose: Hudson, Harding, J. Am. Chem. Soc. 37, 2734 (1915); Fletcher, Diehl, ibid. 74, 5774 (1952). Structure: Haworth, Leitch, J. Chem. Soc. 113, 188 (1918); Charlton et al., ibid. 1926, 99; Charlton et al., ibid. 1927, 1527; Haworth et al., ibid. 3146; Levene, Jorpes, J. Biol. Chem. 86, 403 (1930). Synthesis: Helferich, Bredereck, Ann. 465, 166 (1928).
 
Derivative Type: Dihydrate
Properties: Monoclinic crystals from water or dil alcohol. mp 84-85°. Shows mutarotation. [a]D20 +111.7° ? +129.5° (c = 4). One gram dissolves in 0.4 ml water, 8.5 ml methanol, 220 ml abs alcohol. Dilute acids hydrolyze melibiose to D-glucose and D-galactose. Also split by emulsin and by bottom yeast. Reduces Fehling's soln. 3.5 g melibiose dihydrate are about as sweet as 1.0 g sucrose.
Melting point: mp 84-85°
Optical Rotation: [a]D20 +111.7° ? +129.5° (c = 4)