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ACES (N-(2-Acetamido)-2-aminoethanesulfonic acid)

CAS 7365-82-4 H2NCOCH2NHCH2CH2SO3H MW 182.20 In stock

ACES (N-(2-Acetamido)-2-aminoethanesulfonic acid) is a zwitterionic buffer commonly used in biochemical and molecular biology applications to maintain stable pH conditions. It is particularly effective in the pH range of 6.0 to 8.0. Available with a molecular weight of 182.20 g/mol, CAS number 7365-82-4, and molecular formula H2NCOCH2NHCH2CH2SO3H, ACES is stable at ambient temperature and requires no special handling. Molekula supplies ACES from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

ACES (N-(2-Acetamido)-2-aminoethanesulfonic acid) is a zwitterionic buffer commonly used in biochemical and molecular biology applications to maintain stable pH conditions. It is particularly effective in the pH range of 6.0 to 8.0. Available with a molecular weight of 182.20 g/mol, CAS number 7365-82-4, and molecular formula H2NCOCH2NHCH2CH2SO3H, ACES is stable at ambient temperature and requires no special handling. Molekula supplies ACES from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White crystalline powder
Identification Conforms to reference
pH 3.5 - 4.5
Water Content ≤ 0.5%
Residue on Ignition ≤ 0.1%
Iron (Fe) ≤ 5ppm
Lead (Pb) ≤ 5ppm
A260 (0.1M water) ≤ 0.050
A280 (0.1M water) ≤ 0.030
Assay (Titration) on dried basis ≥ 99.0%

Storage & handling

Property Value
Storage Temperature Ambient
Shelf Life 24 months
Acidity Acid

Identification

Property Value
CAS Number 7365-82-4
Molecular Formula H2NCOCH2NHCH2CH2SO3H
Molecular Weight 182.20
SMILES C(CS(=O)(=O)O)NCC(=O)N
REACH Code Y113
TSCA Listed Yes
HTS Code 2924.19.8000
Tariff Code 2924190090

Safety & GHS

None

Precautionary statements

  • P280 Wear protective gloves/protective clothing/eye protection/face protection

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is ACES used for?

ACES is primarily used as a buffering agent in biochemical and molecular biology applications, particularly in enzyme assays and protein studies where stable pH conditions are required.

What is the chemical formula and molecular weight of ACES?

The formula of ACES is H2NCOCH2NHCH2CH2SO3H with a molecular weight of 182.20 g/mol.

How should ACES be stored?

ACES should be stored at ambient temperature, protected from moisture and light.

What grade of ACES does Molekula supply?

Molekula supplies ACES in high-purity grade suitable for research and laboratory use.

Can Molekula supply ACES in bulk?

Yes, Molekula can supply ACES in bulk quantities—please contact our sales team for pricing and availability.

What documentation comes with an ACES order?

Each ACES order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) with the shipment.

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Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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