Bronopol

Name: Bronopol
Brand: Vaqora Chemicals
SKU: VQ-003909

About Bronopol

Vaqora Chemicals supplies Bronopol in IP/BP/USP grade, an antibacterial API registered under CAS number 52-51-7 at a purity of ≥99.5%. With the molecular formula C3H6BrNO4, it has a molar mass of 199.99 g/mol. The IUPAC name is 2-bromo-2-nitropropane-1,3-diol. It is also known as 2-Bromo-2-nitro-1,3-propanediol or Bronosol.

It is supplied as a white crystalline powder. Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

As an active pharmaceutical ingredient within our antibiotic and antibacterial APIs range, it is offered in IP/BP/USP grade for formulation development, generic drug programmes and commercial manufacturing. It is used across pharmaceutical manufacturing.

Standard pack sizes are 1 kg, 5 kg and 25 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Food & flavour applications
Pharmaceutical formulation

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Bronopol
Catalogue No.	VQ-003909
CAS Number	52-51-7
IUPAC name	2-bromo-2-nitropropane-1,3-diol
Molecular formula	C₃H₆BrNO₄
Molecular weight	199.99 g/mol
Exact mass	198.948
Grade	IP/BP/USP
Purity / assay	≥99.5%
HSN code	2941
InChIKey	LVDKZNITIUWNER-UHFFFAOYSA-N
SMILES	C(C(CO)([N+](=O)[O-])Br)O
PubChem CID	2450

Physical properties
Physical form	Powder
Appearance	White crystalline powder
LogP (XLogP3)	-0.6
H-bond donors / acceptors	2 / 4
TPSA	86.3 Å²
Synonyms	2-Bromo-2-nitro-1,3-propanediol, Bronosol, Bronidiol, Lexgard bronopol, Onyxide 500, 1,3-Propanediol, 2-bromo-2-nitro-, 2-Nitro-2-bromo-1,3-propanediol, beta-Bromo-beta-nitrotrimethyleneglycol, 2-bromo-2-nitro-propane-1,3-diol, 2-Bromo-2-nitropropan-1,3-diol, Remain Silver, Remain Gold

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Environmental hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H318Causes serious eye damage
H335May cause respiratory irritation
H400Very toxic to aquatic life

Precautionary statements: P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P354 + P338, P317, P319, P321, P330, P332 + P317, P362 + P364, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 52-51-7

Synthesis

2-Bromo-2-nitro-1,3-propanediol, 98%

CAS: 52-51-7
Formula: C₃H₆BrNO₄
MW: 199.99 g/mol

VQ-009974

Synthesis

Bronopol

CAS: 52-51-7
Formula: C₃H₆BrNO₄
MW: 199.99 g/mol

VQ-010029

Frequently asked questions

What is the CAS number of Bronopol?

The CAS Registry Number of Bronopol is 52-51-7. It is also known as 2-Bromo-2-nitro-1,3-propanediol, Bronosol, Bronidiol.

What is the molecular formula and molecular weight of Bronopol?

Bronopol has the molecular formula C3H6BrNO4 and a molecular weight of 199.99 g/mol. Its IUPAC name is 2-bromo-2-nitropropane-1,3-diol.

Which grade and pack sizes of Bronopol can I order?

We supply Bronopol in IP/BP/USP (≥99.5%) grade, in 1 kg, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Bronopol?

Yes. Every lot of Bronopol is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Bronopol be shipped internationally?

Yes. Bronopol is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.