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Name	4-Chloro-7-nitrobenzofurazan	EINECS	233-496-4
CAS No.	10199-89-0	Density	1.712 g/cm³
PSA	84.74000	LogP	2.30760
Solubility	Soluble in water	Melting Point	97-99 °C(lit.)
Formula	C₆H₂ClN₃O₃	Boiling Point	333.144 °C at 760 mmHg
Molecular Weight	199.553	Flash Point	155.28 °C
Transport Information	UN 2811 6.1/PG 3	Appearance	yellow to light brown crystalline powder
Safety	36/37/39	Risk Codes	22-36/38
Molecular Structure		Hazard Symbols	Xn, Xi
Synonyms	Benzofurazan,4-chloro-7-nitro- (7CI,8CI);4-Chloro-7-nitro-2,1,3-benzooxadiazole;4-Chloro-7-nitro-benzoxa[1,3]diazole;4-Chloro-7-nitrobenz-2-oxa-1,3-diazole;4-Chloro-7-nitrobenzo[c][1,2,5]oxadiazole;7-Chloro-4-nitro-2,1,3-benzoxadiazole;7-Chloro-4-nitrobenzo-2-oxa-1,3-diazole;7-Chloro-4-nitrobenzofurazan;7-Nitro-4-chlorobenzofurazan;7-Nitrobenzo-2-oxa-1,3-diazol-4-ylchloride;NBD-Cl;NSC 228140;	Article Data	11

4-Chloro-7-nitrobenzofurazan Chemical Properties

IUPAC Name: 4-Chloro-7-nitro-2,1,3-benzoxadiazole
Synonyms: 4-Chloro-7-nitrobenzofurazan ; Benzofurazan, 4-chloro-7-nitro- ; 2,1,3-Benzoxadiazole, 4-chloro-7-nitro- ; 4-Chloro-7-nitro-1,2,3-benzoxadiazole ; 4-chloro-7-nitro-2,1,3-benzoxadiazole ; 4-Chloro-7-nitrobenzo[c][1,2,5]oxadiazole ; 4-Chloro-7-nitrobenzo-2,1,3-oxadiazole
Product Categories: Miscellaneous;Amino Group Labeling Reagents for Fluorescence HPLC;Analytical Chemistry;Fluorescence Detection (HPLC Labeling Reagents);HPLC Labeling Reagents;Mercapto Group Labeling Reagents for Fluorescence HPLC
Molecular Structure :
Molecular Formula : C₆H₂ClN₃O₃
Molecular Weight : 199.55
CAS NO: 10199-89-0
EINECS : 233-496-4
Index of Refraction: 1.679
Surface Tension: 76.4 dyne/cm
Density: 1.711 g/cm³
Flash Point: 155.3 °C
Enthalpy of Vaporization: 55.31 kJ/mol
Boiling Point: 333.1 °C at 760 mmHg
Vapour Pressure: 0.000269 mmHg at 25°C
Melting point 96-99 ºC
Water solubility :soluble
Storage temp: 2-8°C
Appearance: 4-Nitro-7-chlorobenzofurazan (CAS NO. 10199-89-0) is yellow to light brown crystalline powder.
BRN :614212

4-Chloro-7-nitrobenzofurazan Uses

4-Nitro-7-chlorobenzofurazan (CAS NO. 10199-89-0) is used as intermediate in organic synthesis.

4-Chloro-7-nitrobenzofurazan Toxicity Data With Reference

1.		mmo-sat 2 µg/plate		MUREAV Mutation Research. 88 (1981),351.
2.		dni-mus:leu 4 µmol/L		CNREA8 Cancer Research. 35 (1975),3735.

4-Chloro-7-nitrobenzofurazan Consensus Reports

Reported in EPA TSCA Inventory.

4-Chloro-7-nitrobenzofurazan Safety Profile

Hazard Codes Irritant Xi ,Xn
Risk Statements 22-36/38
R22:Harmful if swallowed.
R36/38:Irritating to eyes and skin.
Safety Statements 36/37/39
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
RIDADR UN 2811 6.1/PG 3
WGK Germany 3
RTECS DF8002400
F 10-21

4-Chloro-7-nitrobenzofurazan Specification

1.General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
2.Extinguishing Media: In case of fire, use water, dry chemical, chemical foam, or alcohol-resistant foam.
3.Handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
4.Storage: Store 4-Nitro-7-chlorobenzofurazan (CAS NO. 10199-89-0) in a cool, dry place. Keep container closed when not in use.

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