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p-Acetotoluidide

p-Acetotoluidide structure

p-Acetotoluidide 

structure
  • CAS No:

    103-89-9

  • Formula:

    C9H11NO

  • Chemical Name:

    p-Acetotoluidide

  • Synonyms:

    Acetamide,N-(4-methylphenyl)-;p-Acetotoluidide;N-(4-Methylphenyl)acetamide;p-Acetamidotoluene;p-Methylacetanilide;4-(Acetylamino)toluene;N-Acetyl-p-toluidine;4-Acetotoluide;4′-Methylacetanilide;p-Acetotoluide;1-Acetamido-4-methylbenzene;N-Acetyl-4-methylaniline;4-Acetamidotoluene;p-Acetylaminotoluene;N-p-Tolylacetamide;NSC 7644;N-(p-Methylphenyl)acetamide;4-Methylanilino methyl ketone

  • Categories:

    Catalyst and Auxiliary  >  Precious Metal Catalysts

Description

PHYSICAL DESCRIPTION: Colorless needles. (NTP, 1992)


N-acetyl-p-toluidine appears as colorless needles. (NTP, 1992)


N-acetyl-p-toluidine appears as colorless needles. (NTP, 1992)|4-acetamidotoluene is a member of the class of toluenes that is 4-aminotoluene in which one of the hydrogens attached to the amino group has been replaced by an acetyl group. It is a member of toluenes and a member of acetamides. It derives from a p-toluidine.

p-Acetotoluidide Basic Attributes

149.19

149.19

607036

203-155-4

N36D4JN82T

7644

DTXSID6024414

29242995

Characteristics

29.1

1.7

Beige to light brown Crystals or Crystalline Powder

1.19 g/cm3

152 °C

307 °C

168 °C

1.516

H2O: 1 g/L (25 ºC)

Store below +30°C.

0.001mmHg at 25°C

5.14 (NTP, 1992) (Relative to Air)

Oral-rat LD 50: 2640 mg/m3; Oral-Mouse LD50: 980 mg/kg

Flammable; decomposes by heating to release toxic nitrogen oxide fumes

Water insoluble.

Amides and Imides

N-ACETYL-P-TOLUIDINE is an amide. Flammable gases are formed by the reaction of organic amides with strong reducing agents. Amides are very weak bases (weaker than water). Imides are less basic yet and in fact react with strong bases to form salts. That is, they can react as acids. Mixing amides with dehydrating agents such as P2O5 or SOCl2 generates the corresponding nitrile. The combustion of these compounds generates mixed oxides of nitrogen (NOx).

Safety Information

NONH for all modes of transport

3

22-36/37/38

26-36

AN2930000

Xn

Warehouse ventilated, low temperature and dry

Stable under normal temperatures and pressures.

P261-P305 + P351 + P338

H302-H315-H319-H335

This chemical is combustible. (NTP, 1992)

|Warning|H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]|P261, P264, P270, P271, P280, P301+P312, P302+P352, P304+P340, P305+P351+P338, P312, P321, P330, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 44 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Fires involving this material can be controlled with a dry chemical, carbon dioxide or Halon extinguisher. (NTP, 1992)

SMALL SPILLS AND LEAKAGE: Should a spill occur while you are handling this chemical, FIRST REMOVE ALL SOURCES OF IGNITION, then you should dampen the solid spill material with 60-70% ethanol and transfer the dampened material to a suitable container. Use absorbent paper dampened with 60-70% ethanol to pick up any remaining material. Seal the absorbent paper, and any of your clothes, which may be contaminated, in a vapor-tight plastic bag for eventual disposal. Solvent wash all contaminated surfaces with 60-70% ethanol followed by washing with a soap and water solution. Do not reenter the contaminated area until the Safety Officer (or other responsible person) has verified that the area has been properly cleaned. STORAGE PRECAUTIONS: You should store this material in a refrigerator. (NTP, 1992)

RECOMMENDED RESPIRATOR: Where the neat test chemical is weighed and diluted, wear a NIOSH-approved half face respirator equipped with an organic vapor/acid gas cartridge (specific for organic vapors, HCl, acid gas and SO2) with a dust/mist filter. (NTP, 1992)

Toxicity

moderately toxic

Drug Information

4'-Methylacetanilide is a known human metabolite of p-Toluidine.

ACUTE/CHRONIC HAZARDS: When heated to decomposition this compound emits toxic fumes. (NTP, 1992)

EYES: First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center. Do not put any ointments, oils, or medication in the victim's eyes without specific instructions from a physician. IMMEDIATELY transport the victim after flushing eyes to a hospital even if no symptoms (such as redness or irritation) develop. SKIN: IMMEDIATELY flood affected skin with water while removing and isolating all contaminated clothing. Gently wash all affected skin areas thoroughly with soap and water. If symptoms such as redness or irritation develop, IMMEDIATELY call a physician and be prepared to transport the victim to a hospital for treatment. INHALATION: IMMEDIATELY leave the contaminated area; take deep breaths of fresh air. If symptoms (such as wheezing, coughing, shortness of breath, or burning in the mouth, throat, or chest) develop, call a physician and be prepared to transport the victim to a hospital. Provide proper respiratory protection to rescuers entering an unknown atmosphere. Whenever possible, Self-Contained Breathing Apparatus (SCBA) should be used; if not available, use a level of protection greater than or equal to that advised under Protective Clothing. INGESTION: DO NOT INDUCE VOMITING. If the victim is conscious and not convulsing, give 1 or 2 glasses of water to dilute the chemical and IMMEDIATELY call a hospital or poison control center. Be prepared to transport the victim to a hospital if advised by a physician. If the victim is convulsing or unconscious, do not give anything by mouth, ensure that the victim's airway is open and lay the victim on his/her side with the head lower than the body. DO NOT INDUCE VOMITING. IMMEDIATELY transport the victim to a hospital. (NTP, 1992)

4-methylacetanilide

p-Acetotoluidide Use and Manufacturing

Methods of Manufacturing

Stir 23g of p-toluidine, 500ml of water and 18ml of concentrated hydrochloric acid and heat to 50°C, then add 29ml of acetic anhydride, 30g of sodium acetate dissolved in 100ml of water, stir vigorously, cool with ice water, filter out the product, wash with water, and dry to obtain About 20g p-methylacetanilide.

Uses

Organic synthesis intermediate.

Acetamide, N-(4-methylphenyl)-: ACTIVE

Computed Properties

Molecular Weight:149.19
XLogP3:1.7
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:1
Rotatable Bond Count:1
Exact Mass:149.084063974
Monoisotopic Mass:149.084063974
Topological Polar Surface Area:29.1
Heavy Atom Count:11
Complexity:137
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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