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α-Lactose

CAT: 0931-T5663-01Size: 1 mL - 10 mM (in DMSO)Dry Ice: NoHazardous: No
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CAT#:0931-T5663-01Size:1 mL - 10 mM (in DMSO)
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24/48H Stock Items & 2 to 6 Weeks non Stock Items.
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CAS Number
14641-93-1
Target
Others
Related Pathways
Others
Purity
0.9896
Bioactivity
α-Lactose is the major sugar present in milk and the main source of energy supplied to the newborn mammalian in its mother's milk. Lactose is also an important osmotic regulator of lactation.
Smiles
OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)[C@@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O
Molecular Formula
C12H22O11
Molecular Weight
342.3
Shipping Conditions
Ice Packs
Storage Temperature
-20°C

Chemical Information

alpha-D-lactose

Alpha-lactose is the alpha-anomer of lactose.

CAS Number14641-93-1
PubChem CID84571
IUPAC Name(2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6S)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol
Molecular FormulaC12H22O11
Molecular Weight342.30
XLogP-4.7
Topological Polar Surface Area190
Hydrogen Bond Donor Count8
Hydrogen Bond Acceptor Count11
Rotatable Bond Count4
Heavy Atom Count23
Formal Charge0
Complexity382
SMILES
C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O[C@@H]2[C@H](O[C@@H]([C@@H]([C@H]2O)O)O)CO)O)O)O)O
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
InChIKey
GUBGYTABKSRVRQ-XLOQQCSPSA-N
Chemical Structure
2D Structure
2D structure of alpha-D-lactose
CAS: 14641-93-1
CID: 84571
Formula: C12H22O11
MW: 342.30
Interactive 3D Structure
Loading 3D structure...
View on PubChemRaw 3D data
Computed Properties
PropertyValue
Molecular Weight342.30
XLogP3-4.7
Hydrogen Bond Donor Count8
Hydrogen Bond Acceptor Count11
Rotatable Bond Count4
Exact Mass342.11621151
Monoisotopic Mass342.11621151
Topological Polar Surface Area190 Ų
Heavy Atom Count23
Formal Charge0
Complexity382
Isotope Atom Count0
Defined Atom Stereocenter Count10
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently-Bonded Unit Count1
Compound Is CanonicalizedYes

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