Epoxy curing agent Knowledge Sulfobromophthalein Sodium Salt

Sulfobromophthalein Sodium Salt

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Sodium Sulfobromophthalein Structural Formula

Structural formula

Business number 01GQ
Molecular formula C20H8Br4Na2O10S2
Molecular weight 837.99
label

Sodium tetrabromosulfonate,

Sodium bromide,

3,4,5,6-Tetrabromophenolphthalein-3,’3,

CBSP,

Sulfobromophthalein disodium salt,

Phenoltetrabromophthalein-3′,

3″-disulfonic acid disodium salt,

Disodium phenoltetrabromophthalein sulfonate

Numbering system

CAS number:71-67-0

MDL number:MFCD00150017

EINECS number:200-761-0

RTECS number:SM8395000

BRN number:None

PubChem number:24851062

Physical property data

1. Properties: White crystal, odorless. Hygroscopic

2. Density (g/mL, 25/4℃): Uncertain

3. Relative vapor density (g/mL, air=1): Uncertain

4. Melting point (ºC): Uncertain

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

6. Boiling point (ºC, 5.2 kPa ): Uncertain

7. Refractive index: Uncertain

8. Flash point (ºC): Uncertain

9. Specific rotation (º) : Uncertain

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

11. Vapor pressure (kPa, 25 ºC): Uncertain

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

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

14. Critical temperature (ºC): Uncertain Determine

15. Critical pressure (KPa): Uncertain

16. Log value of oil-water (octanol/water) partition coefficient: Uncertain

17 . Explosion upper limit (%, V/V): Uncertain

18. Explosion lower limit (%, V/V): Uncertain

19. Solubility: soluble in water, Insoluble in ethanol and acetone solution appears dark blue-purple

Toxicological data

Acute toxicity: mouse intravenous LD50: 334 mg/kg; dog intravenous LDLo: 50 mg/kg; rabbit intravenous LD: >100 mg/kg;

2.

Main irritant effects:

On skin: May cause irritation

On eyes: May cause irritation

Sensitization: None known Sensitization

Ecological data

General remarks

Water hazard level 1 (German regulations) (self-assessment via list) This substance is slightly hazardous to water.

Do not allow undiluted or large amounts ofProduct comes into contact with groundwater, waterways or sewage systems.

Do not discharge materials into the surrounding environment without government permission.

Molecular structure data

None

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 10

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: 5

6. Topological molecule polar surface area 198

7. Number of heavy atoms: 38

8. Surface charge: 0

9. Complexity: 994

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: 3

Properties and stability

None

Storage method

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

Synthesis method

After condensation of tetrabromophthalic anhydride and phenol, and then sulfonation, it can be made into sodium salt.

Purpose

Check liver function. Determination of protein.

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