4,4-Azobis-4-Cyanovaleric Acid
4,4'-Azobis(4-cyanovaleric acid)
CAS: 2638-94-0
Molecular Formula: C12H16N4O4
4,4-Azobis-4-Cyanovaleric Acid - Names and Identifiers
| Name | 4,4'-Azobis(4-cyanovaleric acid) |
| Synonyms | V501 ACVA 4,4'-Azobis-(4-cyanopentanoic 4,4azobis(4-cyanovaleric acid) 4,4'-azobis(4-cyano-valericaci 4'-Azobis(4-cyanovaleric acid) 4,4-Azobis-4-Cyanovaleric Acid 4,4'-azobis(4-cyano-pentanoicaci 4,4'-azobis[4-cyano-pentanoicaci 4,4'-Azobis(4-cyanovaleric acid) 4,4-dicyano-4,4-azodivaleric acid 4,4-Azobis-(4-cyanopentanoic acid) 4,4'-(E)-diazene-1,2-diylbis(4-cyanopentanoic acid) (E)-4,4'-(diazene-1,2-diyl)bis(4-cyanopentanoic acid) (4S,4'S)-4,4'-(E)-diazene-1,2-diylbis(4-cyanopentanoate) (4S,4'R)-4,4'-(E)-diazene-1,2-diylbis(4-cyanopentanoate) (4R,4'R)-4,4'-(E)-diazene-1,2-diylbis(4-cyanopentanoate) |
| CAS | 2638-94-0 |
| EINECS | 220-135-0 |
| InChI | InChI=1/C12H16N4O4/c1-11(7-13,5-3-9(17)18)15-16-12(2,8-14)6-4-10(19)20/h3-6H2,1-2H3,(H,17,18)(H,19,20)/p-2/b16-15+/t11-,12-/m1/s1 |
| InChIKey | VFXXTYGQYWRHJP-FOCLMDBBSA-N |
4,4-Azobis-4-Cyanovaleric Acid - Physico-chemical Properties
| Molecular Formula | C12H16N4O4 |
| Molar Mass | 280.28 |
| Density | 1.2464 (rough estimate) |
| Melting Point | 118-125 °C (dec.) (lit.) |
| Boling Point | 423°C (rough estimate) |
| Flash Point | 258.3°C |
| Water Solubility | Soluble in water. |
| Vapor Presure | 1.66E-11mmHg at 25°C |
| BRN | 1729856 |
| pKa | 3.98±0.10(Predicted) |
| Storage Condition | 2-8°C |
| Sensitive | Light Sensitive |
| Refractive Index | 1.6081 (estimate) |
| Use | Used as an initiator |
4,4-Azobis-4-Cyanovaleric Acid - Risk and Safety
| Hazard Symbols | F - Flammable |
| Risk Codes | 11 - Highly Flammable |
| Safety Description | S15 - Keep away from heat. S16 - Keep away from sources of ignition. S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. S36 - Wear suitable protective clothing. |
| UN IDs | UN 1325 4.1/PG 2 |
| WGK Germany | 2 |
| RTECS | YV6190500 |
| FLUKA BRAND F CODES | 4.4-8 |
| TSCA | Yes |
| HS Code | 29270000 |
| Hazard Class | 4.1 |
| Toxicity | LD50 ipr-mus: 666 mg/kg 85JCAE -,922,86 |
4,4-Azobis-4-Cyanovaleric Acid - Upstream Downstream Industry
4,4-Azobis-4-Cyanovaleric Acid - Reference Information
| LogP | 0.8 at 23℃ |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| application | is mainly used as initiator for polymers such as polyvinyl chloride, polyacrylonitrile, polyvinyl alcohol, synthetic optical fiber, etc. it can also be used as foaming agent for plastics and synthetic rubber. Used as initiator Free radical initiator for polymer synthesis. |
| category | toxic substances |
| toxicity classification | poisoning |
| acute toxicity | abdominal cavity-mouse LD50: 666 mg/kg |
| flammability hazard characteristics | combustible; combustion produces toxic nitrogen oxide smoke |
| storage and transportation characteristics | ventilation and low temperature drying |
| fire extinguishing agent | dry powder, foam, sand, carbon dioxide, mist water |
Last Update：2024-04-10 22:29:15
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View History
4,4-Azobis-4-Cyanovaleric Acid
乙酰丁二酸二甲酯
DL-3-氨基-3-(3-甲氧基苯基)丙酸甲酯盐酸盐
N1-phenyl-2-(2-{4-[(trifluoromethyl)thio]phenoxy}acetyl)hydrazine-1-carboxa mide
Dimethyl diallylmalonate
奥美沙坦酯中间体-I
三(2,2'-联吡嗪)二氯化钌
1421-04-1
tetrahydropyran-4-carboxamide
双酚A(2,3-二羟基丙基)缩水甘油醚(BADGE-H2O)
乙酰丁二酸二甲酯
DL-3-氨基-3-(3-甲氧基苯基)丙酸甲酯盐酸盐
N1-phenyl-2-(2-{4-[(trifluoromethyl)thio]phenoxy}acetyl)hydrazine-1-carboxa mide
Dimethyl diallylmalonate
奥美沙坦酯中间体-I
三(2,2'-联吡嗪)二氯化钌
1421-04-1
tetrahydropyran-4-carboxamide
双酚A(2,3-二羟基丙基)缩水甘油醚(BADGE-H2O)
Raw Materials for 4,4-Azobis-4-Cyanovaleric Acid