1,4-Diamino-2-nitrobenzene
Synonym(s):1,4-Diamino-2-nitrobenzene;2-Nitro-p-phenylenediamine
- CAS NO.:5307-14-2
- Empirical Formula: C6H7N3O2
- Molecular Weight: 153.14
- MDL number: MFCD00007903
- EINECS: 226-164-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-08-24 19:19:26
What is 1,4-Diamino-2-nitrobenzene?
Description
o-Nitro-paraphenylenediamine (ONPD) is a hair dye and a sensitizer in hairdressers.
Chemical properties
Dark red crystal Powder
The Uses of 1,4-Diamino-2-nitrobenzene
2-Nitro-4-phenylene-diamine is a dyestuff used to dye furs brown and reddish-brown; dye intermediate in semi-permanent and permanent hair coloring products (produces brown and red shades on the hair); in different hair-dyeing preparations.
The Uses of 1,4-Diamino-2-nitrobenzene
This compound is used in hair and fur dyes.
Definition
ChEBI: A primary amino compound that is p-phenylenediamine in which one of the hydrogens attached to the benzene ring is replaced by a nitro group. It is a cosmetic hair dye intermediate that is used in permanent hair colouring products (diluted 1:1 ith an oxidising agent prior to application).
General Description
Almost black needles with dark-green luster or black powder.
Air & Water Reactions
1,4-Diamino-2-nitrobenzene may be sensitive to prolonged exposure to light and air. Insoluble in water.
Reactivity Profile
1,4-Diamino-2-nitrobenzene is incompatible with strong oxidizing agents.
Fire Hazard
Flash point data for 1,4-Diamino-2-nitrobenzene are not available; however, 1,4-Diamino-2-nitrobenzene is probably combustible.
Flammability and Explosibility
Non flammable
Contact allergens
ONPD is a hair dye and a sensitizer in hairdressers and consumers who are generally sensitive to PPD too.
Safety Profile
Suspected carcinogen with experimental carcinogenic and neoplastigenic data. Poison by intraperitoneal route. Moderately toxic by ingestion. An experimental teratogen. Other experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx,.
Properties of 1,4-Diamino-2-nitrobenzene
Melting point: | 135-138 °C (lit.) |
Boiling point: | 276.04°C (rough estimate) |
Density | 1.3682 (rough estimate) |
refractive index | 1.6500 (estimate) |
storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
solubility | 0.2g/l |
pka | 4.36±0.10(Predicted) |
form | Powder |
color | Brown to black |
PH | 7 (H2O)(aqueous suspension) |
Water Solubility | <0.1 g/100 mL at 22 ºC |
BRN | 2210195 |
Stability: | Stable. Incompatible with strong oxidizing agents. |
CAS DataBase Reference | 5307-14-2(CAS DataBase Reference) |
NIST Chemistry Reference | 1,4-Benzenediamine, 2-nitro-(5307-14-2) |
IARC | 3 (Vol. Sup 7, 57) 1993 |
EPA Substance Registry System | 2-Nitro-p-phenylenediamine (5307-14-2) |
Safety information for 1,4-Diamino-2-nitrobenzene
Signal word | Warning |
Pictogram(s) |
Exclamation Mark Irritant GHS07 |
GHS Hazard Statements |
H317:Sensitisation, Skin |
Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P272:Contaminated work clothing should not be allowed out of the workplace. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P333+P313:IF SKIN irritation or rash occurs: Get medical advice/attention. |
Computed Descriptors for 1,4-Diamino-2-nitrobenzene
InChIKey | HVHNMNGARPCGGD-UHFFFAOYSA-N |
Abamectin manufacturer
Gravitas Pharma Pvt Ltd
Prolife Bio Chemical Industries Pvt Ltd
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