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4-Methyl-2-nitrophenol

4-Methyl-2-nitrophenol structure

CAS No:
119-33-5
Formula:
C7H7NO3
Chemical Name:
4-Methyl-2-nitrophenol
Synonyms:
Phenol,4-methyl-2-nitro-;p-Cresol,2-nitro-;4-Methyl-2-nitrophenol;2-Nitro-p-cresol;4-Hydroxy-3-nitrotoluene;2-Nitro-4-methylphenol;o-Nitro-p-methylphenol;NSC 5387;NSC 66511
Categories:
Organic Chemistry > Alcohols, Phenols, Phenol Alcohols

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Description

yellow to brownish low melting crystalline mass

4-Methyl-2-nitrophenol Basic Attributes

Molecular Weight：

153.14

Exact Mass：

153.14

BRN：

1868022

EC Number：

204-315-6

HScode：

29089990

Characteristics

PSA：

XLogP3：

2.17

Appearance：

Nitrocresols are yellow-colored crystals. They are slightly soluble in water and weigh more than water. Contact with the material may cause irritation to skin, eyes, and mucous membranes. They are toxic by ingestion or skin contact. They are used to make other chemicals.

Density：

1.2399 g/cm³ @ Temp: 38.60001953125 °C

Melting Point：

36.5 °C

Boiling Point：

125 °C

Flash Point：

227 °F

Refractive Index：

1.5744

Water Solubility：

SLIGHTLY SOLUBLE

Storage Conditions：

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Vapor Pressure：

0.0419mmHg at 25°C

Toxicity：

Oral-rat LD50: 3360 mg/kg

Flammability characteristics：

Open flames are flammable; heated to decompose toxic nitrogen oxides and chloride gases

Safety Information

Packing level：

III

Hazard category：

6.1

Transport codes：

UN 2446 6.1/PG 3

wgk germany：

hazard class code：

36/37/38

safety instructions：

26-36-45-28A

RTECS Number：

GP2800000

Marks：

Storage features：

The warehouse is ventilated, low temperature and dry; stored and transported separately from food materials

Hazard note：

Irritant

Stability/Shelf Life：

Stable under normal temperatures and pressures.

Precautionary statement(s)：

P261-P305 + P351 + P338

Hazard Statements：

H315-H319-H335

Toxicity

Toxicity class：

moderately toxic

4-Methyl-2-nitrophenol Use and Manufacturing

Methods of Manufacturing

It is derived from p-toluidine through diazotization, nitrification and hydrolysis.

Uses

Intermediate.

Material

4-Chlorotoluene

4-Methylaniline