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5,5′-Dithio-bis-(2-nitrobenzoic Acid)

Name: 5,5′-Dithio-<i>bis</i>-(2-nitrobenzoic Acid)
Brand: MM
Price: 4810 CZK
Availability: InStock

Sulfhydryl reagent used to characterize reactive SH groups.

Synonym(s):

5,5′-Dithio-bis-(2-nitrobenzoic Acid), DTNB, Ellman’s Reagent

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Pack Size	SKU	Availability	Price
5 g		Available to ship TODAYfromAreál Kühne+Nagel spol. s r.o.	CZK 4,810.00

About This Item

Empirical Formula (Hill Notation):

C₁₄H₈N₂O₈S₂

CAS Number:

69-78-3

Molecular Weight:

396.35

UNSPSC Code:

12352200

NACRES:

NA.21

MDL number:

MFCD00007140

Assay:

≥98% (titration)

Form:

solid

CZK 4,810.00

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Properties

description

RTECS - DG9650000

Quality Segment

100

assay

≥98% (titration)

form

solid

manufacturer/tradename

Calbiochem^®

storage condition

OK to freeze, desiccated, protect from light

color

yellow

solubility

ethanol: 8 mg/mL

shipped in

ambient

storage temp.

2-8°C

SMILES string

S(Sc2cc(c(cc2)[N+](=O)[O-])C(=O)O)c1cc(c(cc1)[N+](=O)[O-])C(=O)O

InChI

1S/C14H8N2O8S2/c17-13(18)9-5-7(1-3-11(9)15(21)22)25-26-8-2-4-12(16(23)24)10(6-8)14(19)20/h1-6H,(H,17,18)(H,19,20)

InChI key

KIUMMUBSPKGMOY-UHFFFAOYSA-N

Description

General description

Sulfhydryl reagent used to characterize reacting SH groups. Useful in photometric determination of thiols.

Biochem/physiol Actions

Cell permeable: no

Primary Target
Useful in photometric determination of thiols

Product does not compete with ATP.

Reversible: no

Packaging

Packaged under inert gas

Preparation Note

May require gentle heating for complete solubilization.

Other Notes

Ellman, G.L., et al. 1961. Biochem. Pharmacol.7, 88.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Toxicity: Standard Handling (A)

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Show Differences

1 of 1

This Item	D8130	D218200	76854
Sigma-Aldrich 322123 5,5′-Dithio-bis-(2-nitrobenzoic Acid)	Sigma-Aldrich D8130 5,5′-Dithiobis(2-nitrobenzoic acid)	Sigma-Aldrich D218200 5,5′-Dithiobis(2-nitrobenzoic acid)	Sigma-Aldrich 76854 (S)-(−)-5,5′-Dichloro-2,2′-bis(diphenylphosphino)-6,6′-dimethoxy-1,1′-biphenyl
assay ≥98% (titration)	assay ≥98%	assay 99%	assay ≥97.0% (H-NMR)
Quality Level 100	Quality Level 200	Quality Level 200	Quality Level 100
solubility ethanol: 8 mg/mL	solubility -	solubility -	solubility -
form solid	form powder	form powder	form crystals
storage temp. 2-8°C	storage temp. -	storage temp. -	storage temp. -
manufacturer/tradename Calbiochem^®	manufacturer/tradename -	manufacturer/tradename -	manufacturer/tradename -

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Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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Protocols

Protokoly pro Fmoc SPPS peptidů obsahujících cystein

Překonejte problémy při syntéze a tvorbě disulfidových vazeb pomocí protokolů pro syntézu peptidů na pevné fázi s cysteinem a methioninem.

Protocols for the Fmoc SPPS of Cysteine-Containing Peptides

Overcome challenges in synthesis and disulfide bond formation with protocols for Fmoc solid-phase peptide synthesis of peptides with cysteine and methionine.

Global Trade Item Number

SKU	GTIN
322123-5GM	04055977216301

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