7365-45-9

HEPES

HEPES

别名:
CasNo.: 7365-45-9
分子式: C8H18N2O4S
分子量: 238.308
储存条件:
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中文名称: HEPES
英文名称: HEPES
CasNo.: 7365-45-9
分子式: C8H18N2O4S
分子量: 238.308

Quality Factory Supply 99% Pure HEPES 7365-45-9 with Efficient Delivery

  • Molecular Formula:C8H18N2O4S
  • Molecular Weight:238.308
  • Appearance/Colour:White crystalline powder 
  • Vapor Pressure:0Pa at 25℃ 
  • Melting Point:234-238 °C 
  • Refractive Index:n20/D 1.339  
  • Boiling Point:408℃[at 101 325 Pa] 
  • PKA:7.5(at 25℃) 
  • PSA:89.46000 
  • Density:1.325 g/cm3 
  • LogP:-0.55930 

HEPES(Cas 7365-45-9) Usage

Biological Activity

HEPES is a multi purpose HEPES buffer used in cell culture and other biological research. Working pH range in aqueous solution: 6.8 - 8.2. Does not form complexes with metal ions. Used in cell culture media.

Purification Methods

Crystallise the acid from hot EtOH and water. It is a useful buffer. [Beilstein 23 V 376.]

Definition

ChEBI: A HEPES that is ethanesulfonate substituted by a 4-(2-hydroxyethyl)piperazin-4-ium-1-yl group at position 2.

General Description

HEPES buffered saline is a tissue culture buffer, which is used to maintain the pH of cell culture. It is water soluble and atmosphere independent. HEPES destroys magnesium in sodium chloride solutions.

InChI:InChI=1/C8H18N2O4S/c11-7-5-9-1-3-10(4-2-9)6-8-15(12,13)14/h11H,1-8H2,(H,12,13,14)/p+1

7365-45-9 Relevant articles

Preparation method of piperazine ethanesulfonic acid derivative (by machine translation)

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Paragraph 0048-0087, (2020/02/06)

The reaction is carried out in such a ma...

Method for preparing high-purity 4-hydroxyethylpiperazine ethanesulfonic acid

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Paragraph 0034; 0035; 0047, (2017/07/19)

The invention belongs to the technical f...

High purity 4 - hydroxyethyl piperazine b sulfonic acid

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Paragraph 0053; 0054; 0064; 0065, (2017/09/26)

The invention belongs to the technical f...

COAGULATION FACTOR VII POLYPEPTIDES

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Page/Page column, (2015/04/21)

The present invention relates to modifie...

7365-45-9 Process route

1-(2-hydroxyethyl)piperazine
103-76-4

1-(2-hydroxyethyl)piperazine

sodium 2-hydroxyethanesulfonate
1562-00-1

sodium 2-hydroxyethanesulfonate

N-2-hydroxyethylpiperazine-N'-2-ethanesulfonic acid
7365-45-9

N-2-hydroxyethylpiperazine-N'-2-ethanesulfonic acid

Conditions
Conditions Yield
1-(2-hydroxyethyl)piperazine; sodium 2-hydroxyethanesulfonate; In methanol; at 50 ℃; for 5.5h;
With 5percent by weight of raffinate; In water; Solvent; Temperature;
85.6%
1-(2-hydroxyethyl)piperazine
103-76-4

1-(2-hydroxyethyl)piperazine

Na-salt of 2-chloroethane-1-sulfonic acid
15484-44-3

Na-salt of 2-chloroethane-1-sulfonic acid

N-2-hydroxyethylpiperazine-N'-2-ethanesulfonic acid
7365-45-9

N-2-hydroxyethylpiperazine-N'-2-ethanesulfonic acid

Conditions
Conditions Yield
In water; at 85 - 105 ℃; for 0.5h; pH=10; Temperature;
84.7%

7365-45-9 Upstream products

  • 103-76-4
    103-76-4

    1-(2-hydroxyethyl)piperazine

  • 1562-00-1
    1562-00-1

    sodium 2-hydroxyethanesulfonate

  • 86761-62-8
    86761-62-8

    ammonium vinylsulfonate

  • 3039-83-6
    3039-83-6

    sodium vinylsulfonate

7365-45-9 Downstream products

  • 902-04-5
    902-04-5

    2'-deoxyguanosine 5'-monophosphate

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