Toluene diisocyanate manufacturer Knowledge 5,5′-Dithio-bis(nitrobenzoic acid) 5,5′-Dithiobis(2-nitrobenzoic Acid)

5,5′-Dithio-bis(nitrobenzoic acid) 5,5′-Dithiobis(2-nitrobenzoic Acid)

5,5'-dithio-bis(nitrobenzoic acid) structural formula

Structural formula

Business number 01FT
Molecular formula C14H8N2O8S2
Molecular weight 396.35
label

5,5’dithiobis(2-nitrobenzoic acid),

6,6′-dinitro-3,3′-dithiobenzoic acid,

3-Carboxy-4-nitrophenyl disulfide,

6,6′-Dinitro-3,3′-dithiodibenzoic acid,

Bis(3-carboxy-4-nitrophenyl)disulfide,

DTNB,

Ellman’s Reagent,

[-SC6H3(NO2)CO2H]2,

Enzymes·Proteins·Peptides

Numbering system

CAS number:69-78-3

MDL number:MFCD00007140

EINECS number:200-714-4

RTECS number:DG9650000

BRN number:1896821

PubChem number:24894189

Physical property data

1. Character:Off-white or yellow powder.
2. Density (g/mL,25/4): Unsure

3. Relative vapor density (g/mL ,Air=1): Unsure


4. Melting point (ºC):240-245 (dec.)(lit.)


5. Boiling point (ºC,Normal pressure): Uncertain


6. Boiling point (ºC, 5.2kPa): Unsure


7. Refractive index:Not sure


8. Flash point (ºC): Unsure


9. Specific optical rotation (º): Unsure


10. Autoignition point or ignition temperature (ºC): Unsure


11. Vapor pressure (kPa,25ºC): Unsure


12. Saturated vapor pressure (kPa,60ºC): Unsure


13. Heat of combustion (KJ/mol): Unsure


14. Critical temperature (ºC): Unsure


15. Critical pressure (KPa): Unsure


16. Oil and water (octanol/Log value of water) partition coefficient: Uncertain


17. Explosion limit (%,V/V): Unsure


18. Lower explosion limit (%,V/V): Unsure


19. Solubility: Slightly soluble in acetic acid and water .

Toxicological data

Acute toxicity: mouse abdominal LD50: 2080 mg/kg;

Ecological data

None

Molecular structure data

None

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 2.7

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 10

4. Number of rotatable chemical bonds: 5

5. Number of tautomers: none

6. Topological molecule polar surface area 217

7. Number of heavy atoms: 26

8. Surface charge: 0

9. Complexity: 528

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

None

Storage method

This product should be sealed and stored in a cool, dry place.

Synthesis method

None

Purpose

For biochemical research. Determination of sulfhydryl groups. Monitoring of organophosphorus pesticide poisoning (cholinesterase assay).

eft; mso-list: l0 level1 lfo1; tab-stops: list 36.0pt; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto” align=left> 17. Explosion limit (%,V/V): Unsure


18. Lower explosion limit (%,V/V): Unsure


19. Solubility: Slightly soluble in acetic acid and water .

Toxicological data

Acute toxicity: mouse abdominal LD50: 2080 mg/kg;

Ecological data

None

Molecular structure data

None

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 2.7

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 10

4. Number of rotatable chemical bonds: 5

5. Number of tautomers: none

6. Topological molecule polar surface area 217

7. Number of heavy atoms: 26

8. Surface charge: 0

9. Complexity: 528

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

None

Storage method

This product should be sealed and stored in a cool, dry place.

Synthesis method

None

Purpose

For biochemical research. Determination of sulfhydryl groups. Monitoring of organophosphorus pesticide poisoning (cholinesterase assay).

mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-font-kerning: 0pt; mso-bidi-font-family: Arial”>For biochemical research. Determination of thiol groups. Monitoring of organophosphorus pesticide poisoning (cholinesterase assay).

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.allhdi.com/archives/39250

author:

Previous article
Next article
Contact Us

Contact us

+86 - 152 2121 6908

Online consultation: QQ交谈

E-mail: sales@newtopchem.com

Working hours: Monday to Friday, 9:00-17:30, closed on holidays
Follow wechat
Scan wechat and follow us

Scan wechat and follow us

Back to top
Home
E-mail
Products
Search