Bronopol

Name: Bronopol
Brand: Vaqora Chemicals
SKU: VQ-010029

About Bronopol

Bronopol is an alcohol building block in Synthesis grade carrying the CAS registry number 52-51-7 with a typical assay of 98%. The compound has the formula C3H6BrNO4, corresponding to a molecular weight of 199.99 g/mol. Its systematic (IUPAC) name is 2-bromo-2-nitropropane-1,3-diol. It is also known as 2-Bromo-2-nitro-1,3-propanediol or Bronosol.

In its supplied form it is a white to off-white crystalline powder to powder. Key physical data: a melting point of 130-133 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Danger” with 6 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for chromatography and food and flavour applications. It is used across pharmaceutical manufacturing, academic and industrial research and food and beverage processing.

Vaqora Chemicals supplies Bronopol in 100 g, 250 g, 1 kg and 5 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Chromatography
Food & flavour applications

Industries

Specifications & identifiers

Chemical identifiers
Product name	Bronopol
Catalogue No.	VQ-010029
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	Synthesis
Purity / assay	98%
HSN code	29053990
InChIKey	LVDKZNITIUWNER-UHFFFAOYSA-N
SMILES	C(C(CO)([N+](=O)[O-])Br)O
PubChem CID	2450

Physical properties
Physical form	Powder
Appearance	White to off-white crystalline powder to powder
Melting point	130-133 °C
LogP (XLogP3)	-0.6
H-bond donors / acceptors	2 / 4
TPSA	86.3 Å²
UN number	UN 3241
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

IP/BP/USP

Bronopol

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

VQ-003909

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 Synthesis (98%) grade, in 100 g, 250 g, 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 (UN 3241), 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.