Agent Name

Azodicarbonamide

Alternative Name

1,1'-Azobisformamide

CAS Number

123-77-3

Formula

C2-H4-N4-O2

Major Category

Nitrogen Compounds

Synonyms

1,1'-Azobisformamide; 1,1'-Azobis(formamide); 1,1'-Azobiscarbamide; 1,1'-Azodiformamide; ABFA; Azobiscarbonamide; Azobiscarboxamide; Azobisformamide; Azodicarbamide; Azodicarboamide; Azodicarbonamide; Azodicarboxamide; Azodicarboxylic acid diamide; Azodiformamide; Celogen AZ; Celogen AZ 130; Celogen AZ 199; Celosen AZ; ChKhZ 21r; ChKhz 21; ChKhz 21R; Diazenedicarboxamide; Ficel EP-A; Formamide, 1,1'-azobis-; Genitron AC; Genitron AC 2; Genitron AC 4; Genitron EPC; Kempore; Kempore 125; Kempore 60/40; Kempore R 125; Lucel ADA; Nitropore; Pinhole ACR 3; Pinhole AK 2; Poramid K 1; Porofor 505; Porofor ChKhZ 21r; Porofor Chkhz 21; Porofor Chkhz 21R; Porofor DhKhZ 21; Porofor adc/R; Porofor-lk 1074 (bayer); Unifoam AZ; Unifoam AZH 25; Uniform AZ; Yunihomu AZ; delta(1,1')-Biurea; [ChemIDplus] UN3242

Category

Other Nitrogen Compounds

Description

Yellow powder or orange-red crystals; [HSDB]

Sources/Uses

A blowing or foaming agent, added to increase porosity, used in the manufacturing of plastics and rubbers; Also used as a bleaching and maturing agent in cereal flour (commercial baking) and to produce auto exhaust catalysts; [HSDB]

Comments

Occupational asthma reported in workers manufacturing plastic and rubber products; [Malo] [Yates VM, et al. Contact dermatitis from azodicarbonamide in earplugs. Contact Dermatitis. 1988 Aug;19(2):155-6. No abstract available.] [Allergic contact dermatitis to azodicarbonamide. Bonsall JL. Contact Dermatitis. 1984 Jan;10(1):42. No abstract available.] An eye and respiratory tract irritant; A skin sensitizer; May cause asthma; [ICSC]

Reference Link

Occupational asthma caused by a plastics blowing agent, azodicarbonamide

Exposure Assessment
Vapor Pressure

1.88E-10 mm Hg

Lethal Concentration

LC50 > 6,100 mg/m3/4h

Explanatory Notes

Flash point = 205 deg F;

Reference Link

ICSC: Azodicarbonamide

Adverse Effects
Skin Sensitizer

Yes

Asthma

Yes

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Biomedical References

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: