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Name	2-Amino-6-nitrobenzothiazole	EINECS	228-513-7
CAS No.	6285-57-0	Density	1.621 g/cm³
PSA	112.97000	LogP	2.89110
Solubility	N/A	Melting Point	247-249 °C(lit.)
Formula	C₇H₅N₃O₂S	Boiling Point	411.7 °C at 760 mmHg
Molecular Weight	195.202	Flash Point	202.8 °C
Transport Information	UN 2811 6.1/PG 3	Appearance	yellow crystalline powder
Safety	26-36-36/37/39	Risk Codes	20/21/22-36/37/38
Molecular Structure		Hazard Symbols	Xn,Xi
Synonyms	Benzothiazole,2-amino-6-nitro- (6CI,7CI,8CI);2-Amino-6-nitro-1,3-benzothiazole;6-Nitro-1,3-benzothiazol-2-ylamine;6-Nitro-2-aminobenzothiazole;6-Nitro-2-benzothiazolamine;6-Nitrobenzothiazol-2-amine;NSC 10794;NSC62341;NSC 62980;SKA 4;	Article Data	76

2-Amino-6-nitrobenzothiazole Synthetic route

: 333-20-0
potassium thioacyanate

: 100-01-6
4-nitro-aniline

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With sodium iodide dichloride at 70℃; for 2h;	99%
Stage #1: potassium thioacyanate; 4-nitro-aniline With nano-BF3/SiO2 In acetonitrile for 0.5h; Cooling with ice; Stage #2: With bromine In acetonitrile at 0 - 20℃; for 5h;	90%
With bromine In acetic acid for 3h;	77%

: 136-95-8
2-amino-benzthiazole

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With sulfuric acid; nitric acid 1 h, (-)10 deg C; 2 h, RT;;	97%
With nitric acid at -5 - 0℃; for 1h;	87%
With sulfuric acid; nitric acid at 5 - 20℃; for 3h;	80%
With nitric acid
With sulfuric acid; nitric acid

: 1147550-11-5
ammonium thiocyanate

: 100-01-6
4-nitro-aniline

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With bromine; acetic acid at 0 - 20℃;	68%
With bromine; acetic acid for 1h; cooling;	32%
Stage #1: ammonium thiocyanate With bromine; acetic acid at 10℃; for 0.5h; Stage #2: 4-nitro-aniline With acetic acid at 10℃; for 19h;	15%

: 3696-22-8
p-nitrophenylthiourea

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With bromine In chloroform	60%
With chloroform; bromine
With lead(II) dihydrogen orthophosphate; H2; buffer solution In methanol for 1.5h; Heating;

: 1367199-55-0
BrH*C7H5N3O2S

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With ammonium hydroxide In water Heating;
With ammonium hydroxide In water pH=11;
With ammonium hydroxide In water

: 100-01-6
4-nitro-aniline

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With ammonium thiocyanate; bromine; acetic acid
With ammonium thiocyanate; formic acid
Multi-step reaction with 2 steps 1: bromine; acetic acid / water / 0 - 10 °C 2: hydrogenchloride / water / 2 h / Reflux View Scheme

6-nitro-benzthiazolethione: 6-nitro-benzthiazolethione

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With ammonia at 160℃; im Rohr;

: 540-72-7
sodium thiocyanide

: 100-01-6
4-nitro-aniline

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With bromine; acetic acid	73%
With bromine; acetic acid
With formic acid

: 2942-06-5
6-nitrobenzo[d]thiazole

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With hydrogenchloride; potassium hydroxide; ethanol; hydroxylamine
With potassium hydroxide; hydroxylamine hydrochloride In ethanol at 48 - 52℃;

: 2407-11-6
2-chloro-6-nitrobenzothiazole

: 6285-57-0
2-amino-6-nitrobenzothiazole

Conditions

Conditions	Yield
With ammonium hydroxide at 150 - 160℃; unter Druck;
With ammonium hydroxide; ammonia at 140℃; unter Druck;
With ammonium hydroxide unter Druck;

2-Amino-6-nitrobenzothiazole Chemical Properties

6-NITRO-2-BENZOTHIAZOLAMINE(6285-57-0) is the chemical compound with the formula C₇H₅N₃O₂S. Its molar weight is 195.2g/mol.
6-NITRO-2-BENZOTHIAZOLAMINE(6285-57-0) is also named IFLAB-BB F1386-0392;LABOTEST-BB LT00454107;6-NITRO-BENZOTHIAZOL-2-YLAMINE;6-NITRO-1,3-BENZOTHIAZOL-2-AMINE;6-NITRO-2-AMINOBENZOTHIAZOLE;2-AMINO-6-NITROBENZOTHIAZOLE;6-nitro-2-benzothiazolamin.
Melting Point: 247-249 ^oC(lit.)
Flash Point: 202.8 ^oC
Boiling Point: 411.7 ^oC at 760 mmHg
Index of Refraction: 1.797
Molar Refractivity: 51.35 cm³
Molar Volume: 120.3 cm³
Polarizability: 20.35 10-24cm³
Surface Tension: 89 dyne/cm
Density: 1.621 g/cm³
Enthalpy of Vaporization: 66.42 kJ/mol
Vapour Pressure: 5.48E-07 mmHg at 25 ^oC
The chemical structure of 6-NITRO-2-BENZOTHIAZOLAMINE(6285-57-0) is

2-Amino-6-nitrobenzothiazole Uses

6-NITRO-2-BENZOTHIAZOLAMINE(6285-57-0) is used as dye intermediate and in the production of C, I disperse red 136, 154, 145, 177 and C, Z disperse violet 52.

2-Amino-6-nitrobenzothiazole Toxicity Data With Reference

mic-sat 100 µLg/plate

ENMUDM Environmental Mutagenesis. 8 (Suppl 7)(1986),1.

2-Amino-6-nitrobenzothiazole Consensus Reports

Reported in EPA TSCA Inventory.

2-Amino-6-nitrobenzothiazole Safety Profile

Mutation data reported. When heated to decomposition it emits toxic vapors of NO_x and SO_x.
Hazard Codes:

Xn,Xi
Risk Statements: 20/21/22-36/37/38
20/21/22: Harmful by inhalation, in contact with skin and if swallowed
36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 26-36-36/37/39
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR: UN 2811 6.1/PG 3
WGK Germany: 2
RTECS: DL0865000
HazardClass: 6.1
PackingGroup: III

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