Toluidine Blue O

Structural formula

Business number	024J
Molecular formula	C15H16ClN3S
Molecular weight	305.83
label	3-amino-7-(dimethylamino)-2-methylphenothiazine-5-onium chloride, toluidine blue, Basic Blue 17, Blutene chloride, Methylene Blue T50 or T extra, Tolonium chloride, Reagents for histochemical research

• Numbering system
• Physical property data
• Toxicological data
• Ecological data
• Molecular structure data
• Computing chemical data
• More
  • Properties and Stability
  • Storage method
  • Synthesis method
  • Purpose

Numbering system

CAS number:92-31-9

MDL number:MFCD00011934

EINECS number:202-146-2

RTECS number:SP5670000

BRN number:None

PubChem number:24900122

Physical property data

1. Character: Dark green powder. Has a bronze sheen.

2. Density (g/mL,25/4℃)： Undetermined

3. Relative vapor density (g/mL,AIR=1): Undetermined

4. Melting point (ºC):188 -190

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

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

7. Refractive Index: Undetermined

8. Flash Point (ºC): Undetermined

9. Specific optical rotation (º): Undetermined

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

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

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

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

14. Critical temperature (ºC): Undetermined

15. Critical pressure (KPa): Undetermined

16. Oil and water (octanol/Logarial value of the partition coefficient of water: undetermined

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

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

19. Solubility:Soluble in water ( 3.82g/100ml), in the form of a blue-purple solution, slightly soluble in ethanol (0.57g/100ml) It is blue, very slightly soluble in chloroform, and almost insoluble in ether.

Toxicological data

None yet

Ecological data

None yet

Molecular structure data

None yet

Compute chemical data

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

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: none

6. Topological molecule polar surface area 66.7

7. Number of heavy atoms: 20

8. Surface charge: 0

9. Complexity: 512

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: 2

Properties and stability

None yet

Storage method

This product should be sealed, cool and dry to store.

Synthesis method

None yet

Purpose

Redox indicator. Biological stains. Used in histochemistry to measure DNA and RNA. Diagnosis of diphtheria. Printing and dyeing of wool and silk.

mso-bidi-font-family: Arial”>Logarial value of partition coefficient for water: undetermined

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

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

19. Solubility:Soluble in water ( 3.82g/100ml), in the form of a blue-purple solution, slightly soluble in ethanol (0.57g/100ml) It is blue, very slightly soluble in chloroform, and almost insoluble in ether.

Toxicological data

None yet

Ecological data

None yet

Molecular structure data

None yet

Compute chemical data

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

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: none

6. Topological molecule polar surface area 66.7

7. Number of heavy atoms: 20

8. Surface charge: 0

9. Complexity: 512

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: 2

Properties and stability

None yet

Storage method

This product should be sealed, cool and dry to store.

Synthesis method

None yet

Purpose

Redox indicator. Biological stains. Used in histochemistry to measure DNA and RNA. Diagnosis of diphtheria. Printing and dyeing of wool and silk.

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Synthesis method

None yet

Purpose

Redox indicator. Biological stains. Used in histochemistry to measure DNA and RNA. Diagnosis of diphtheria. Printing and dyeing of wool and silk.