Hepes, extra pure, 98%

Name: Hepes, extra pure, 98%
Brand: Vaqora Chemicals
SKU: VQ-003090

About Hepes, extra pure, 98%

Vaqora Chemicals supplies Hepes in Extra Pure grade, a biological buffer registered under CAS number 7365-45-9 with a typical assay of 98%. Its molecular formula is C8H18N2O4S and its molecular weight is 238.31 g/mol. Its systematic (IUPAC) name is 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid. Common synonyms include HEPES (buffer) and HEPES solution.

The material typically appears as white to off-white powder or chunks. Keep the container tightly sealed and store it in a cool, dry area. Handle it with standard laboratory precautions and appropriate personal protective equipment.

It is commonly used for buffer preparation, cell culture and electrophoresis and chromatography. Typical end-use sectors are academic and industrial research and diagnostics and biotechnology.

Standard pack sizes are 25 g, 100 g, 500 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Buffer preparation
Cell culture
Electrophoresis & chromatography

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Hepes, extra pure, 98%
Catalogue No.	VQ-003090
CAS Number	7365-45-9
IUPAC name	2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid
Molecular formula	C₈H₁₈N₂O₄S
Molecular weight	238.31 g/mol
Exact mass	238.0987
Grade	Extra Pure
Purity / assay	98%
HSN code	29335990
InChIKey	JKMHFZQWWAIEOD-UHFFFAOYSA-N
SMILES	C1CN(CCN1CCO)CCS(=O)(=O)O
PubChem CID	23831

Physical properties
Physical form	Powder
Appearance	White to off-white powder or chunks
LogP (XLogP3)	-4
H-bond donors / acceptors	2 / 6
TPSA	89.5 Å²
Synonyms	4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid), HEPES (buffer), 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid, 1-Piperazineethanesulfonic acid, 4-(2-hydroxyethyl)-, HEPES solution, 4-(2-Hydroxyethyl)-1-piperazineethane sulfonic acid, hydroxyethylpiperazine ethane sulfonic acid, Monosodium Salt, HEPES, Salt, HEPES Monosodium, N 2 Hydroxyethylpiperazine N' 2' ethanesulfonic Acid, N-2-Hydroxyethylpiperazine-N'-2'-ethanesulfonic Acid

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 7365-45-9

Cell Culture

Hepes, cell culture tested 99%

CAS: 7365-45-9
Formula: C₈H₁₈N₂O₄S
MW: 238.31 g/mol

VQ-045608

Biochemistry

Hepes, for biochemistry, 99%

CAS: 7365-45-9
Formula: C₈H₁₈N₂O₄S
MW: 238.31 g/mol

VQ-003091

Molecular Biology

Hepes, for molecular biology, 99.5%

CAS: 7365-45-9
Formula: C₈H₁₈N₂O₄S
MW: 238.31 g/mol

VQ-003092

Frequently asked questions

What is the CAS number of Hepes, extra pure, 98%?

The CAS Registry Number of Hepes, extra pure, 98% is 7365-45-9. It is also known as 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid), HEPES (buffer).

What is the molecular formula and molecular weight of Hepes, extra pure, 98%?

Hepes, extra pure, 98% has the molecular formula C8H18N2O4S and a molecular weight of 238.31 g/mol. Its IUPAC name is 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid.

Which grade and pack sizes of Hepes, extra pure, 98% can I order?

We supply Hepes, extra pure, 98% in Extra Pure (98%) grade, in 25 g, 100 g, 500 g, 1 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Hepes, extra pure, 98%?

Yes. Every lot of Hepes, extra pure, 98% 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 Hepes, extra pure, 98% be shipped internationally?

Yes. We export Hepes, extra pure, 98% worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.