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Metals, alloys and elements

Brass

Also known as Messing, Laiton, Copper alloy, base, Cu 68-72,Zn 28-32

CAS 12597-71-6Formula CuPbZnMolar mass 336.14 g/molEC 603-111-8
1 supplier listed
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Brass chemical structure, CuPbZn, CAS 12597-71-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
12597-71-6
Formula
CuPbZn
Molar mass
336.14 g/mol
EC number
603-111-8
Category
Metals, alloys and elements

What is Brass?

Plain description, key identifiers and synonyms

Brass is a chemical substance with the molecular formula CuPbZn and a molar mass of 336.14 g/mol. Its CAS registry number is 12597-71-6.

Identifiers

Registry numbers, names and line notations, tap to copy

CAS number
12597-71-6 CAS number cross-checkedOther or deprecated CAS: 86376-49-0
EC number
603-111-8
Molecular formula
CuPbZn
MDL number
MFCD00171255
InChIKey
UXNBTDLSBQFMEH-UHFFFAOYSA-N
InChI
InChI=1S/Cu.Pb.Zn
SMILES (canonical and isomeric)
[Cu].[Zn].[Pb]

Synonyms

  • Messing
  • Laiton
  • Copper alloy, base, Cu 68-72,Zn 28-32
  • Brass spheres, alloy 260, 12.7mm (0.5in) dia
  • Brass plate, alloy 260, 3.18mm (0.125in) thick

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
336.14 g/molcalc.
Exact mass
334.8354 Dacalc.
LogP (octanol/water)
-0.39calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
3calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
3calc.

Calculated for screening. Confirm critical figures with the supplier.

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.

Brass suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

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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

1 supplier in 1 country

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Brass price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Functional uses

  • Filler

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

An indicative HS code has not been assigned to this substance yet, so trade statistics are not linked. Browse world trade statistics by HS code in our trade hub.

Trade data hub

Frequently asked questions

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

What is Brass?

Brass is a chemical substance with the molecular formula CuPbZn and a molar mass of 336.14 g/mol. Its CAS registry number is 12597-71-6.

What is the CAS number of Brass?

The CAS registry number of Brass is 12597-71-6. Other or deprecated CAS numbers: 86376-49-0.

What is the molecular formula and weight of Brass?

The molecular formula of Brass is CuPbZn and its molar mass is 336.14 g/mol.

What is Brass used for?

Known uses and roles of Brass include filler.

Is Brass hazardous?

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

Where can I buy Brass?

CompoundList lists 1 supplier of Brass in India. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Brass in India?

1 supplier in India list Brass on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Brass?

Suppliers quote Brass 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 Brass

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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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