beta-D-Lactose, ca 80% beta and 20% alpha

cas: 5965-66-2 — see every product listed under this CAS number, including other names

beta-D-Lactose, ca 80% beta and 20% alpha (CAS 5965-66-2) is a chemical reagent available from Chemat. Available pack sizes: 2KG, 500g. Offered by: Thermo Scientific (Acros).

brandThermo Scientific (Acros)
catalog number412980020
cas5965-66-2
size2KG
availability availability
Documents: Safety Data Sheet (MSDS)
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Available pack sizes

brand size price
Thermo Scientific (Acros) 2KG 654.80 Pln
Thermo Scientific (Acros) 500g 265.49 Pln

properties

delivery time2-3 weeks
categoryChemicals
purity80%
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

Also listed as

Beta-d-lactose, with 30% alfa, 98% Combi-blocks CAS 5965-66-2
beta-Lactose Chemat Brand CAS 5965-66-2
^b-D-Lactose, contains ^=80% ^b and ^=20% ^a Thermo Scientific (Alfa Aesar) CAS 5965-66-2
b-Lactose - min 70% b-anomer Biosynth CAS 5965-66-2
β-Lactose, 99.31% MedChemExpress CAS 5965-66-2
β-Lactose, ≤30% α-anomer basis, ≥99% total lactose basis, ≤30% α-anomer basis, ≥99% total lactose basis Chemat CAS 5965-66-2
BETA-D-LACTOSE, 98% Fluorochem CAS 5965-66-2