Products 5965-66-2

CAS 5965-66-2 appears in our catalog under these names: Beta-d-lactose, with 30% alfa, 98%, beta-Lactose, ^b-D-Lactose, contains ^=80% ^b and ^=20% ^a , b-Lactose - min 70% b-anomer, beta-D-Lactose, ca 80% beta and 20% alpha. Offered by: Combi-blocks, Chemat Brand, Thermo Scientific (Alfa Aesar), Biosynth, Thermo Scientific (Acros). Available pack sizes: 5g, 500g, 1kg, 100g, 25g, on request, 50g , 250g .

Beta-d-lactose, with 30% alfa, 98%
Combi-blocks
  • size: 5g, 500g, 1kg, 100g
  • Variants: 5
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beta-Lactose
Chemat Brand, Chemat
  • size: on request, 100g, 250g, 500g
  • Variants: 5
from 150.79
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^b-D-Lactose, contains ^=80% ^b and ^=20% ^a
Thermo Scientific (Alfa Aesar)
  • size: 50g , 250g , 1kg
  • Variants: 3
from 85.53
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b-Lactose - min 70% b-anomer
Biosynth
  • size: 500g, 250g, 1000g, 2000g
  • Variants: 5
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beta-D-Lactose, ca 80% beta and 20% alpha
Thermo Scientific (Acros)
  • size: 2KG, 500g
  • Variants: 2
from 265.49
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β-Lactose, 99.31%
MedChemExpress
  • size: 25 g, 100 g, 50 g
  • Variants: 3
from 310.40
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β-Lactose, ≤30% α-anomer basis, ≥99% total lactose basis, ≤30% α-anomer basis, ≥99% total lactose basis
Chemat
  • size: 1kg, 25g, 100g, 500g
  • Variants: 4
from 102.80
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BETA-D-LACTOSE, 98%
Fluorochem
  • size: 25g, 50g, 100g, 500g
  • Variants: 5
from 143.72
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Structural formula: {0} (CAS {1})

Beta-lactose is the beta-anomer of lactose.

Source: ChEBI

Identity
Molecular formulaC12H22O11
Molecular weight342.30 g/mol
IUPAC name(2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol
InChIKeyGUBGYTABKSRVRQ-DCSYEGIMSA-N
SMILESC([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

Computed by PubChem (NCBI)

Synonyms: beta-D-Lactose, beta-Lactose, lactose, D-Lactose, 4-O-beta-D-Galactopyranosyl-beta-D-glucopyranose, .beta.-Lactose, Milk sugar, beta-D-Glucopyranose, 4-O-beta-D-galactopyranosyl-, (+)-Lactose, beta-D-galactopyranosyl-(1->4)-beta-D-glucopyranose
Related forms of this compound
(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 C12H22O11
(2R,3S,4S,5S,6R)-2-(hydroxymethyl)-6-[(2R,3S,4R,5S)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol C12H22O11
(2R,3S,4S,5S,6S)-2-(hydroxymethyl)-6-[(2R,3S,4R,5S)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol C12H22O11
(2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol C12H22O11
(2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6S)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol C12H22O11
(2R,3R,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3R,4R,5R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol C12H22O11
(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 C12H22O11
Isomers (same molecular formula)
2-(hydroxymethyl)-6-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-3,4,5-triol C12H22O11
(2S,3R,4S,5R,6R)-2-[(2R,3S,4S,5R)-4,5-dihydroxy-2,5-bis(hydroxymethyl)oxolan-3-yl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol C12H22O11
(3S,4S,5R,6R)-6-(hydroxymethyl)-4-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-2,3,5-triol C12H22O11
(3R,4S,5R,6R)-6-(hydroxymethyl)-4-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-2,3,5-triol C12H22O11
(2R,3S,4S,5R)-2,4,5,6-tetrahydroxy-3-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexanal C12H22O11