2-amino-6-chlorobenzothiazole

Structural formula

Physical competition number	028U
Molecular formula	C7H5ClN2S
Molecular weight	184.65
label	6-chloro-2-benzothiazolamin, 2-amino-6-chloro-benzothiazole, 6-Chloro-1,3-benzothiazol-2-amine

Numbering system

CAS number:95-24-9

MDL number:MFCD00053557

EINECS number:202-402-3

RTECS number:DL1575000

BRN number:None

PubChem number:24848253

Physical property data

1. Properties: white powder.

2. Density (g/mL, 20℃): Undetermined

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

4. Melting point (ºC): 199-201

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

6. Boiling point (ºC, KPa): Undetermined

7. Refractive index: Undetermined

8. Flash point (ºC): Undetermined

9. Specific rotation (º): Undetermined

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

11. Vapor pressure (mmHg, ºC): Undetermined

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

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

14. Critical temperature (ºC): Undetermined

15. Critical pressure (KPa): Undetermined

16. Log value of oil-water (octanol/water) distribution coefficient: Undetermined

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

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

19. Solubility: Undetermined

Toxicological data

1. Acute toxicity: Oral LD50 in mice: 398mg/kg; Intravenous LD50 in mice: 76mg/kg;

Ecological data

Slightly harmful to water.

Molecular structure data

1. Molar refractive index: 49.70

2. Molar volume (cm³/mol): 120.4

3. Isotonic specific volume (90.2K ): 350.1

4. Surface tension (dyne/cm): 71.3

5. Polarizability (10-24cm3): 19.70

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: 3

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: 2

6. Topological molecule polar surface area 67.2

7. Number of heavy atoms: 11

8. Surface charge: 0

9. Complexity: 155

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. TotalNumber of key units: 1

Properties and stability

Avoid contact with oxides.

Storage method

Store sealed in a cool, dry place. Make sure the workspace has good ventilation. Keep sealed. Keep away from sources of fire and store away from oxidizing agents.

Synthesis method

None

Purpose

For the synthesis of disperse dyes.