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Product Current position:Home > Product> 2-Nitrotoluene(ONT)
2-Nitrotoluene(ONT)
CAS No:   88-72-2
Usage:  
Introduction

Consensus Reports

Reported in EPA TSCA Inventory.

Standards and Recommendations

OSHA PEL: TWA 2 ppm (skin)
ACGIH TLV: TWA 2 ppm (skin)
DFG MAK: Animal Carcinogen, Suspected Human Carcinogen
DOT Classification:  6.1; Label: Poison

Analytical Methods

For occupational chemical analysis use NIOSH: Nitrobenzenes 2005.

Specification

The 2-Nitrotoluene, also known as Toluene, o-nitro-, is an organic compound with the formula C7H7NO2. It belongs to the product categories of Intermediates of Dyes and Pigments; 2-MethyInitrobenzene; Organics; 8000 Series Solidwaste Methods; Analytical Standards; Aromatics Environmental Standards; Chemical Class; Environmental Standards; ExplosivesEPA; Method 8330Alphabetic; N; NA - NIAnalytical Standards; Nitro Compounds Chromatography; Solid WasteMore...Close...;Volatiles/ Semivolatiles. Its EINECS registry number is 201-853-3. With the CAS registry number 88-72-2, its IUPAC name is 1-methyl-2-nitrobenzene. It is a pale yellow liquid with a subtle, characteristic smell. It is non-hygroscopic and noncorrosive.

Physical properties of 2-Nitrotoluene: (1)ACD/LogP: 2.39; (2)ACD/LogD (pH 5.5): 2.39; (3)ACD/LogD (pH 7.4): 2.39; (4)ACD/BCF (pH 5.5): 38.61; (5)ACD/BCF (pH 7.4): 38.61; (6)ACD/KOC (pH 5.5): 475.745; (7)ACD/KOC (pH 7.4): 475.745; (8)#H bond acceptors: 3; (9)#Freely Rotating Bonds: 1; (10)Index of Refraction: 1.553; (11)Molar Refractivity: 37.623 cm3; (12)Molar Volume: 117.55 cm3; (13)Surface Tension: 42.65 dyne/cm; (14)Density: 1.167 g/cm3; (15)Flash Point: 106.111 °C; (16)Enthalpy of Vaporization: 43.979 kJ/mol; (17)Boiling Point: 221.999 °C at 760 mmHg; (18)Vapour Pressure: 0.155 mmHg at 25°C.

Preparation: this chemical can be prepared by methylbenzene. This reaction will need reagent mixed acid.

C6H5CH3 + HNO→ C7H7NO2 + H2O

Uses of 2-Nitrotoluene: Typical use of it is in production of pigments, antioxidants, agricultural chemicals, and photographic chemicals. What's more, it can be also used as detection taggants for explosive detection.

When you are using this chemical, please be cautious about it as the following:
This chemical that at low levels can cause damage to health. It may present an immediate or delayed danger to one or more components of the environment. In addition, it is irritating to eyes, respiratory system and skin. In case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CC1=CC=CC=C1[N+](=O)[O-]
(2)InChI: InChI=1S/C7H7NO2/c1-6-4-2-3-5-7(6)8(9)10/h2-5H,1H3
(3)InChIKey: PLAZTCDQAHEYBI-UHFFFAOYSA-N

The toxicity data is as follows:

 

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LC50 inhalation 328mg/m3(328mg/m3) BRAIN AND COVERINGS: RECORDINGS FROM SPECIFIC AREAS OF CNS

LIVER: FATTY LIVER DEGERATION

BLOOD: METHEMOGLOBINEMIA-CARBOXYHEMOGLOBIN
Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 22(7), Pg. 52, 1978.
mouse LD50 oral 970mg/kg (970mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(8), Pg. 50, 1981.
rabbit LD50 oral 1750mg/kg (1750mg/kg) BRAIN AND COVERINGS: RECORDINGS FROM SPECIFIC AREAS OF CNS

LIVER: FATTY LIVER DEGERATION

BLOOD: METHEMOGLOBINEMIA-CARBOXYHEMOGLOBIN
Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 22(7), Pg. 52, 1978.
rat LC50 inhalation 790mg/m3(790mg/m3) BRAIN AND COVERINGS: RECORDINGS FROM SPECIFIC AREAS OF CNS

LIVER: FATTY LIVER DEGERATION

BLOOD: METHEMOGLOBINEMIA-CARBOXYHEMOGLOBIN
Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 22(7), Pg. 52, 1978.
rat LD50 oral 891mg/kg (891mg/kg)   National Technical Information Service. Vol. PB214-270,

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