4,4'-Azobis(4-cyanovaleric acid)

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Names

[ CAS No. ]:
2638-94-0

[ Name ]:
4,4'-Azobis(4-cyanovaleric acid)

[Synonym ]:
Pentanoic acid, 4,4'-[(E)-1,2-diazenediyl]bis[4-cyano-
ABCPA
NC 25
Azocarboxy
4,4'-Azobis(4-cyanovaleric acid)
Pentanoic acid, 4,4'-azobis[4-cyano-
4,4'-azobis(4-cyanopentanoic acid)
4,4'-Azobis(4-cyanov
ACVA
EINECS 220-135-0
4,4'-(E)-Diazene-1,2-diylbis(4-cyanopentanoic acid)
azobis(cyanovalericacid)
4,4-Azobis(4-Cyanovaleric Acid)
MFCD00002799
4,4'-[(E)-1,2-Diazenediyl]bis(4-cyanopentanoic acid)
4,4'-(Diazene-1,2-diyl)bis(4-cyanopentanoic acid)
ABCVA

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
503.6±50.0 °C at 760 mmHg

[ Melting Point ]:
118-125 °C (dec.)(lit.)

[ Molecular Formula ]:
C12H16N4O4

[ Molecular Weight ]:
280.280

[ Flash Point ]:
258.3±30.1 °C

[ Exact Mass ]:
280.117157

[ PSA ]:
146.90000

[ LogP ]:
1.31

[ Vapour Pressure ]:
0.0±2.8 mmHg at 25°C

[ Index of Refraction ]:
1.546

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YV6190500
CHEMICAL NAME :
Valeric acid, 4,4'-azobis(4-cyano-
CAS REGISTRY NUMBER :
2638-94-0
BEILSTEIN REFERENCE NO. :
1729856
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C12-H16-N4-O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
666 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,922,1986

Safety Information

[ Symbol ]:

GHS02

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H242

[ Personal Protective Equipment ]:
Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
F:Flammable;

[ Risk Phrases ]:
R11

[ Safety Phrases ]:
S15-S16-S22-S24/25-S36

[ RIDADR ]:
UN 1325 4.1/PG 2

[ WGK Germany ]:
2

[ RTECS ]:
YV6190500

[ Packaging Group ]:
II; III

[ Hazard Class ]:
4.1

[ HS Code ]:
2927000090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Sodium cyanide
  • Levulinic acid

DownStream

  • di-(Thiobenzoyl) disulfide
  • 4-CYANO-4-(THIOBENZOYLTHIO)PENTANOIC ACID
  • 4-Cyano-4-[[(dodecylthio)carbonothioyl]thio]pentanoic Acid

Customs

[ HS Code ]: 2927000090

[ Summary ]:
2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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Related Compounds

  • 4,4'-azobis(4-cyanovaleric acid)
  • 4,4'-Azobis(4-cyanovaleric acid)
  • 4,4'-Azobis(4-Cyanovaleric Acid)Sodium Salt
  • 4,4'-[Azobis(4,1-phenyleneazo)]bis[N,N,3,5-tetramethylbenzenamine]
  • 4,4'-[Azobis(4,1-phenyleneazo)]bis[N-methyl-1-naphthalenamine]
  • 4,4'-[Azobis[4,1-phenyleneazo(2,5-dimethyl-4,1-phenylene)azo]]bis[N-ethyl-1-naphthalenamine]