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5310-OP Millipore

OmniPur HEPES, Free Acid - CAS 7365-45-9 - Calbiochem

Synonym: 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, HEPES, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid), N-2-Hydroxyethylpiperazine-N′-2-ethanesulfonic acid

  • CAS Number 7365-45-9

  • Empirical Formula (Hill Notation) C8H18N2O4S

  • Molecular Weight 238.30

  •  Beilstein/REAXYS Number 883043

  •  MDL number MFCD00006158

  •  NACRES NA.21

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Properties

Quality Level   100
form   fine powder
mfr. no.   Calbiochem®
storage condition   OK to freeze
storage conditions   +15C to +30C
color   white
useful pH range   6.8 - 8.2
pKa (25 °C)   7.5
shipped in   ambient
SMILES string   OCCN1CCN(CC1)CCS(O)(=O)=O
InChI   1S/C8H18N2O4S/c11-7-5-9-1-3-10(4-2-9)6-8-15(12,13)14/h11H,1-8H2,(H,12,13,14)
InChI key   JKMHFZQWWAIEOD-UHFFFAOYSA-N

Description

General description



Molecular Biology grade

A260 (0.1 M, water): ≤0.05 AU
A280 (0.1 M, water): ≤0.05 AU
Assay (dried basis): ≥99
DNase: None detected
Heavy metals (as Pb): ≤0.001%
Phosphatase: None detected
pKa at 25°C: 6.80-8.20
Protease: None detected
RNase: None detected





Intended for laboratory and manufacturing use only. Not for drug, food, or household use.

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