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Substance Name: 2,2'-Azobisisobutyronitrile
RN: 78-67-1
UNII: FZ6PX8U5YB
InChIKey: OZAIFHULBGXAKX-VAWYXSNFSA-N

Note

  • Blowing agent for elastomers & plastics; initiator for free radical reactions.

Molecular Formula

  • C8-H12-N4

Molecular Weight

  • 164.2108
 
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Names and Synonyms

Name of Substance

  • 2,2'-Azobisisobutyronitrile
  • Azobis(isobutyronitrile)

Synonyms

  • 2,2'-Azobis(2-methylpropanenitrile)
  • 2,2'-Azobis(2-methylpropionitrile)
  • 2,2'-Azobis(isobutyronitrile)
  • 2,2'-Azodiisobutyronitrile
  • 2,2'-Dicyano-2,2'-azopropane
  • 2,2'-Dimethyl-2,2'-azodipropionitrile
  • Aceto AZIB
  • AI3-28716
  • AIBN
  • Aivn
  • alpha,alpha'-Azodiisobutyric acid dinitrile
  • alpha,alpha'-Azodiisobutyronitrile
  • Azdh
  • Azobis(isobutyronitrile)
  • Azobisisobutylonitrile
  • Azobisisobutyronitrile
  • CCRIS 4287
  • Chkhz 57
  • EC 201-132-3
  • EINECS 201-132-3
  • Genitron
  • HSDB 5220
  • NSC 1496
  • Pianofor an
  • Poly-Zole AZDN
  • Porofor 57
  • Porofor N
  • Porophor N
  • Propanenitrile, 2,2'-azobis(2-methyl-
  • Propionitrile, 2,2'-azobis(2-methyl-
  • UNII-FZ6PX8U5YB
  • Vazo
  • VAZO 64

Systematic Names

  • 2,2'-Azobis(2-methylpropionitrile)
  • 2,2'-Dimethyl-2,2'-azodipropiononitrile
  • 2,2-Azodiisobutyronitrile
  • Propanenitrile, 2,2'-(1,2-diazenediyl)bis(2-methyl-
  • Propanenitrile, 2,2'-azobis(2-methyl-
  • Propionitrile, 2,2'-azobis(2-methyl-

Superlist Names

  • 2,2'-Azobis(2-methylpropanenitrile)
  • Azobisisobutyronitrile
  • Propanenitrile, 2,2'-azobis(2-methyl-
  • Propionitrile, 2,2'-azobis(2-methyl-

Registry Numbers

CAS Registry Number

  • 78-67-1

FDA UNII

  • FZ6PX8U5YB

Other Registry Numbers

  • 161755-85-7
  • 39322-24-2
  • 58449-80-2
  • 67035-64-7
  • 76012-28-7
  • 80748-81-8
  • 95210-41-6

System Generated Number

  • 0000078671

Structure Descriptors

InChI

1S/C8H12N4/c1-7(2,5-9)11-12-8(3,4)6-10/h1-4H3/b12-11+

InChIKey

OZAIFHULBGXAKX-VAWYXSNFSA-N

Smiles

CC(C)(N=NC(C)(C)C#N)C#N

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LDLo subcutaneous 50mg/kg (50mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Archiv fuer Toxikologie. Vol. 16, Pg. 367, 1957.
mouse LD50 intraperitoneal 25mg/kg (25mg/kg)   National Technical Information Service. Vol. AD691-490,
mouse LD50 oral 700mg/kg (700mg/kg)   "Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals", 11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989Vol. 11, Pg. 146, 1989.
mouse LDLo subcutaneous 40mg/kg (40mg/kg) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Archiv fuer Toxikologie. Vol. 16, Pg. 367, 1957.
rabbit LDLo subcutaneous 50mg/kg (50mg/kg) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Archiv fuer Toxikologie. Vol. 16, Pg. 367, 1957.
rat LC inhalation > 12gm/m3/4H (12000mg/m3) BEHAVIORAL: EXCITEMENT

SENSE ORGANS AND SPECIAL SENSES: CONJUNCTIVE IRRITATION: EYE
National Technical Information Service. Vol. OTS0555369,
rat LD50 intraperitoneal 25mg/kg (25mg/kg) BEHAVIORAL: ATAXIA

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: GENERAL ANESTHETIC
National Technical Information Service. Vol. OTS0555369,
rat LD50 oral 100mg/kg (100mg/kg) BEHAVIORAL: ATAXIA

BEHAVIORAL: GENERAL ANESTHETIC

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
National Technical Information Service. Vol. OTS0555369,
rat LDLo subcutaneous 30mg/kg (30mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Archiv fuer Toxikologie. Vol. 16, Pg. 367, 1957.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 101.5 deg C   EXP
log P (octanol-water) 1.1 (none)   EXP
Water Solubility 350 mg/L 25 EXP
Vapor Pressure 0.0067 mm Hg 25 EXP
Henry's Law Constant 4.14E-06 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 6.69E-13 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.