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Boronic acids and esters

Ledaborbactam

Also known as VNRX-7145 acid, VNRX-5236, (3R)-2-hydroxy-3-(propanoylamino)-3,4-dihydro-1,2-benzoxaborinine-8-carboxylic acid

CAS 1842397-36-7Formula C12H14BNO5Molar mass 263.06 g/molEC 876-189-6
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Ledaborbactam chemical structure, C12H14BNO5, CAS 1842397-36-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1842397-36-7
Formula
C12H14BNO5
Molar mass
263.06 g/mol
EC number
876-189-6
HS code
293190
Category
Boronic acids and esters

What is Ledaborbactam?

Plain description, key identifiers and synonyms

Ledaborbactam is a chemical substance with the molecular formula C12H14BNO5 and a molar mass of 263.06 g/mol. Its CAS registry number is 1842397-36-7. The IUPAC name is (3R)-2-hydroxy-3-(propanoylamino)-3,4-dihydro-1,2-benzoxaborinine-8-carboxylic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3R)-2-hydroxy-3-(propanoylamino)-3,4-dihydro-1,2-benzoxaborinine-8-carboxylic acid
CAS number
1842397-36-7
EC number
876-189-6
Molecular formula
C12H14BNO5
UNII
G2WGD69BLI
InChIKey
QAGGLFCWUVSERJ-VIFPVBQESA-N
InChI
InChI=1S/C12H14BNO5/c1-2-10(15)14-9-6-7-4-3-5-8(12(16)17)11(7)19-13(9)18/h3-5,9,18H,2,6H2,1H3,(H,14,15)(H,16,17)/t9-/m0/s1
Canonical SMILES
CCC(=O)NC1Cc2cccc(C(=O)O)c2OB1O
Isomeric SMILES
B1([C@H](CC2=C(O1)C(=CC=C2)C(=O)O)NC(=O)CC)O

Synonyms

  • VNRX-7145 acid
  • VNRX-5236
  • (3R)-2-hydroxy-3-(propanoylamino)-3,4-dihydro-1,2-benzoxaborinine-8-carboxylic acid
  • VNRX-7145 active metabolite
  • (3R)-3,4-Dihydro-2-hydroxy-3-((1-oxopropyl)amino)-2H-1,2-benzoxaborin-8-carboxylic acid
  • Ledaborbactam (USAN/INN)
  • (3R)-2-hydroxy-3-(propanamido)-3,4-dihydro-2H-1,2-benzoxaborinine-8-carboxylic acid
  • 2H-1,2-Benzoxaborin-8-carboxylic acid, 3,4-dihydro-2-hydroxy-3-[(1-oxopropyl)amino]-, (3R)-

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
263.06 g/molcalc.
Exact mass
263.0965 Dacalc.
LogP (octanol/water)
0.23calc.
Topological polar surface area
95.86 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
19calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.33calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 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, B1CCc2ccccc2O1

B1CCc2ccccc2O1

2 rings, 10 atoms.

4 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.

Ledaborbactam suppliers

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Ledaborbactam 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

Roles

  • antiinfective agent
  • pharmaceutical

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2931.90Indicative HS code

Organo-inorganic compounds, other than tetramethyl lead, tetraethyl lead, tributyltin compounds…

World exports in 2024
$3.97B
+5.3% vs 2023, imports $3.93B
2019 to 2024
Top exporters
  1. China28.3%
  2. United States15.6%
  3. Germany15.1%
Top importers
  1. United States14.6%
  2. China13.0%
  3. South Korea8.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Ledaborbactam, based on the data on this page

What is Ledaborbactam?

Ledaborbactam is a chemical substance with the molecular formula C12H14BNO5 and a molar mass of 263.06 g/mol. Its CAS registry number is 1842397-36-7. The IUPAC name is (3R)-2-hydroxy-3-(propanoylamino)-3,4-dihydro-1,2-benzoxaborinine-8-carboxylic acid.

What is the CAS number of Ledaborbactam?

The CAS registry number of Ledaborbactam is 1842397-36-7.

What is the molecular formula and weight of Ledaborbactam?

The molecular formula of Ledaborbactam is C12H14BNO5 and its molar mass is 263.06 g/mol.

What is Ledaborbactam used for?

Known uses and roles of Ledaborbactam include building blocks in research and laboratory, screening compounds in research and laboratory, antiinfective agent and pharmaceutical.

Is Ledaborbactam hazardous?

No GHS hazard classification for Ledaborbactam 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 Ledaborbactam?

Ledaborbactam is usually classified under HS code 293190 (X. ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ledaborbactam?

Post a free request on CompoundList and suppliers of Ledaborbactam will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Ledaborbactam?

Suppliers quote Ledaborbactam 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 Ledaborbactam

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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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