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Impurities and reference standards

Lactobionic acid

Also known as 4-O-beta-D-Galactopyranosyl-D-gluconic acid, 4-(beta-D-Galactosido)-D-gluconic acid, GlyTouCan:G18874TB

CAS 96-82-2Formula C12H22O12Molar mass 358.30 g/molEC 202-538-3
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Lactobionic acid chemical structure, C12H22O12, CAS 96-82-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
96-82-2
Formula
C12H22O12
Molar mass
358.30 g/mol
EC number
202-538-3
HS code
294000
Category
Impurities and reference standards

What is Lactobionic acid?

Plain description, key identifiers and synonyms

Lactobionic acid is a disaccharide formed between beta-D-galactose and D-gluconic acid. It has a role as an antioxidant. It is functionally related to a lactose. It is a conjugate acid of a lactobionate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexanoic acid
CAS number
96-82-2 CAS number cross-checkedOther or deprecated CAS: 110638-68-1
EC number
202-538-3
Molecular formula
C12H22O12
UNII
65R938S4DV
MDL number
MFCD00078147
INCI name
LACTOBIONIC ACID
InChIKey
JYTUSYBCFIZPBE-AMTLMPIISA-N
InChI
InChI=1S/C12H22O12/c13-1-3(15)10(7(18)8(19)11(21)22)24-12-9(20)6(17)5(16)4(2-14)23-12/h3-10,12-20H,1-2H2,(H,21,22)/t3-,4-,5+,6+,7-,8-,9-,10-,12+/m1/s1
Canonical SMILES
O=C(O)C(O)C(O)C(OC1OC(CO)C(O)C(O)C1O)C(O)CO
Isomeric SMILES
C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O[C@H]([C@@H](CO)O)[C@@H]([C@H](C(=O)O)O)O)O)O)O)O

Synonyms

  • 4-O-beta-D-Galactopyranosyl-D-gluconic acid
  • 4-(beta-D-Galactosido)-D-gluconic acid
  • GlyTouCan:G18874TB
  • D-Gluconic acid, 4-o-beta-d-galactopyranosyl-
  • (2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexanoic acid
  • D-Gluconic acid, 4-O-b-D-galactopyranosyl-
  • (2R,3R,4R,5R)-2,3,5,6-Tetrahydroxy-4-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanoic acid
  • (2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-hexanoic acid
  • 4-O-|A-D-Galactopyranosyl-D-gluconic acid
  • maltobionic-acid
  • Lactobionic acid CRS
  • Lactobionic acid, purum
  • 4-O-B-D-galactopyranosyl-D-gluconic acid
  • Lactobionic acid, 97%
  • Methyl (R)-(-)-2-Chloromandelate
  • Lactobionic acid, cell impermeant agent
  • (2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-{[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}hexanoic acid
  • 4-O-beta-galactopyranosyl-d-gluconic acid
  • 4-O-ss-D-galactopyranosyl-D-gluconic acid
  • Lactobionic acid (*Calcium salt*) (VAN)
  • Lactobionic acid, (*Calcium salt (2:1)*)
  • Lactobionic acid, European Pharmacopoeia (EP) Reference Standard

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
358.30 g/molcalc.
Exact mass
358.1111 Dacalc.
LogP (octanol/water)
-5.67calc.
Topological polar surface area
217.6 Ųcalc.
Hydrogen bond donors
9calc.
Hydrogen bond acceptors
11calc.
Rotatable bonds
8calc.
Heavy atoms
24calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.92calc.
Formal charge
0calc.
Stereocentres
9calc.
Lipinski rule of five
Fails (2 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1CCOCC1

C1CCOCC1

1 ring, 6 atoms, the Tetrahydropyran ring system.

12,069 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Lactobionic acid suppliers

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All 28 suppliers
28 of 28 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

28 suppliers in 7 countries

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Lactobionic acid price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Cosmetic ingredient, INCI name LACTOBIONIC ACID(buffering)

Roles

  • antioxidant

Functional uses

  • pH regulating agent

Cosmetic functions

  • Buffering

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Lactobionic acid is traded under.

HS 2940.00Indicative HS code

Sugar ethers, sugar acetals and sugar esters, and their salts, other than the products of heading 29.37…

World exports in 2024
$1.4B
−5.4% vs 2023, imports $1.42B
2019 to 2024
Top exporters
  1. Germany23.7%
  2. China20.6%
  3. United States11.5%
Top importers
  1. United States14.0%
  2. Japan7.4%
  3. Germany6.1%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Lactobionic acid is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Lactobionic acid, based on the data on this page

What is Lactobionic acid?

Lactobionic acid is a disaccharide formed between beta-D-galactose and D-gluconic acid. It has a role as an antioxidant. It is functionally related to a lactose. It is a conjugate acid of a lactobionate.

What is the CAS number of Lactobionic acid?

The CAS registry number of Lactobionic acid is 96-82-2. Other or deprecated CAS numbers: 110638-68-1.

What is the molecular formula and weight of Lactobionic acid?

The molecular formula of Lactobionic acid is C12H22O12 and its molar mass is 358.30 g/mol.

What is Lactobionic acid used for?

Known uses and roles of Lactobionic acid include antioxidant, buffering and ph regulating agent.

Is Lactobionic acid hazardous?

No GHS hazard classification for Lactobionic acid is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Lactobionic acid?

Lactobionic acid is usually classified under HS code 294000 (Sugars, chemically pure, other than sucrose, lactose, maltose, glucose and fructose…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Lactobionic acid?

CompoundList lists 28 suppliers of Lactobionic acid in China, India, United States, Germany and 3 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Lactobionic acid in India?

5 suppliers in India list Lactobionic acid on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Lactobionic acid?

Suppliers quote Lactobionic acid on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Lactobionic acid

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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