Discuss This Drug

Lactose

CHEBI:CHEBI_17716

Definition

A glycosylglucose disaccharide, found most notably in milk, that consists of D-galactose and D-glucose fragments bonded through a beta-1->4 glycosidic linkage. The glucose fragment can be in either the alpha- or beta-pyranose form, whereas the galactose fragment can only have the beta-pyranose form.

Chemical Information

Molecular Formula
C12H22O11
Molecular Mass
342.297
Charge
0
SMILES
OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O
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-QKKXKWKRSA-N

Alternative Names

  • (+)-lactose
  • (Gal)1 (Glc)1
  • 1-beta-D-Galactopyranosyl-4-D-glucopyranose
  • 4-(beta-D-galactosido)-D-glucose
  • 4-O-beta-D-galactopyranosyl-D-glucose
  • beta-D-Gal-(1->4)-D-Glc
  • beta-D-galactopyranosyl-(1->4)-D-glucopyranose
  • beta-D-Galp-(1->4)-D-Glcp
  • beta-Gal1,4-Glc
  • D-lactose
  • Galbeta1-4Glc
  • Lac
  • lactobiose
  • lactose
  • Laktobiose
  • Laktose
  • Milchzucker
  • milk sugar
  • Milk sugar
  • WURCS=2.0/2,2,1/[a2122h-1x_1-5][a2112h-1b_1-5]/1-2/a4-b1

Drug Classification

Important Medical Information

⚕️ This information is sourced from ChEBI (Chemical Entities of Biological Interest) database and is intended for educational purposes only.

  • Always consult with a healthcare professional before starting, stopping, or modifying any medication.
  • Side effects may vary and this list may not be comprehensive.
  • Drug interactions may occur with other medications.

Additional Identifiers

core#notation
CHEBI:17716
DRON_00010000
6211
oboInOwl#hasDbXref
Reaxys:1292745

Additional References

🔍 Click on any linked disease name to learn more about the conditions this medication is used to treat, or explore related drug classifications for more information about similar medications.

Additional Attributes

core#notation
CHEBI:17716
active_ingredient_strength
1 g/g
package_marketing_start_date
01-OCT-19
active_ingredient_name
LACTOSE
package_description
1000 g in 1 CONTAINER (51552-0136-4)
22-rdf-syntax-ns#type
http://www.w3.org/2002/07/owl#Class
oboInOwl#hasOBONamespace
chebi_ontology
DRON_00010000
6211
oboInOwl#hasDbXref
Reaxys:1292745
oboInOwl#hasAlternativeId
CHEBI:613009
oboInOwl#id
CHEBI:17716
dosage_form
POWDER
product_type
BULK INGREDIENT
marketing_category
BULK INGREDIENT FOR HUMAN PRESCRIPTION COMPOUNDING
marketing_start_date
19980401
labeler_name
Fagron Inc
generic_name
Lactose Monohydrate
product_ndc
51552-0090
spl_id
076017ce-8ab1-1336-e063-6394a90a76b5
package_ndc
51552-0090-7
oboInOwl#inSubset
http://purl.obolibrary.org/obo/chebi#3_STAR
RO_0000087
http://purl.obolibrary.org/obo/CHEBI_77746
owl#someValuesFrom
t1440267
rdf-schema#domain
https://w3id.org/def/predibionto#has_side_effect10274
owl#annotatedSource
t137919