Product Name

  • Name

    ALPHA-LACTOSE MONOHYDRATE

  • EINECS 200-559-2
  • CAS No. 5989-81-1
  • Density 1,53 g/cm3
  • Solubility Soluble in water.
  • Melting Point 219 °C
  • Formula C12H24O12
  • Boiling Point 667.9 °C at 760 mmHg
  • Molecular Weight 360.315
  • Flash Point 357.8 °C
  • Transport Information
  • Appearance White powder
  • Safety 24/25-36-26
  • Risk Codes 40-36/37/38
  • Molecular Structure Molecular Structure of 5989-81-1 (ALPHA-LACTOSE MONOHYDRATE)
  • Hazard Symbols IrritantXi
  • Synonyms Lactose,monohydrate, a-(8CI);a-D-Glucopyranose, 4-O-b-D-galactopyranosyl-, monohydrate(9CI);4-O-b-D-Galactopyranosyl-a-D-glucopyranose monohydrate;Aeroflo 20;Aeroflo 65;Aeroflo 95;GranuLac 200;Granulac 230;Inhalac 120;Inhalac 230;Lactose 100M;Lactose D 80;Pharmatose 150M;Pharmatose 325;Pharmatose 50M;Pharmatose 90M;Pharmatose DCL 11;Zeparox;a-D-Lactose monohydrate;a-Lactose monohydrate;
  • PSA 198.76000
  • LogP -5.46150

α-D-Glucopyranose, 4-O-β-D-galactopyranosyl-, hydrate(1:1) Specification

The α-D-Glucopyranose, 4-O-β-D-galactopyranosyl-, hydrate(1:1), with CAS registry number 5989-81-1, has the systematic name of 4-O-beta-D-galactopyranosyl-alpha-D-glucopyranose hydrate (1:1). This chemical is a kind of white powder. And it should be stored in air tight containers. The chemical formula of this chemical is C12H24O12. What's more, the main use of this chemical is for analytical reagent and stratographic analysis reagent.

Physical properties of α-D-Glucopyranose, 4-O-β-D-galactopyranosyl-, hydrate(1:1): (1)ACD/LogP: -3.41; (2)# of Rule of 5 Violations: 2; (3)ACD/LogD (pH 5.5): -3.41; (4)ACD/LogD (pH 7.4): -3.41; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 11; (10)#H bond donors: 8; (11)#Freely Rotating Bonds: 12; (12)Polar Surface Area: 101.53 Å2; (13)Flash Point: 357.8 °C; (14)Enthalpy of Vaporization: 112.36 kJ/mol; (15)Boiling Point: 667.9 °C at 760 mmHg; (16)Vapour Pressure: 1.08E-20 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
The α-D-Glucopyranose, 4-O-β-D-galactopyranosyl-, hydrate(1:1) irritates to eyes, respiratory system and skin. And it has limited evidence of a carcinogenic effect. You should avoid contact with skin and eyes. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: O[C@H]2[C@H](O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1O)[C@H](O[C@H](O)[C@@H]2O)CO.O
(2)InChI: InChI=1/C12H22O11.H2O/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;1H2/t3-,4-,5+,6+,7-,8-,9-,10-,11+,12+;/m1./s1
(3)InChIKey: WSVLPVUVIUVCRA-KPKNDVKVBM
(4)Std. InChI: InChI=1S/C12H22O11.H2O/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;1H2/t3-,4-,5+,6+,7-,8-,9-,10-,11+,12+;/m1./s1
(5)Std. InChIKey: WSVLPVUVIUVCRA-KPKNDVKVSA-N

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