alpha-Bromocinnamaldehyde
Synonyms
2-Propenal, 2-bromo-3-phenyl-;
Bromocinnamal;
Category
Non-ionic surfactant
> Aldehyde
Chemical Numbering System
CAS: 5443-49-2
EINECS: 226-637-6
Molecular Formula & Molecular Weight
Molecular Formula: C9H7BrO
Molecular Weight: 211.06
Structure
Properties
Appearance (1), pale yellow crystal powder.
Solubility slightly soluble in water.
Stability stable. Easily oxidized.
Risk Solid form: irritation, irritation to skin, eye, respiratory system.
GHS label: 
Animal Toxicity
Table 1 Animal toxicity values
|
rat oral LD50 |
1450mg/kg[1] |
|
rat intraperitoneal LD50 |
513mg/kg[1] |
|
rat subcutaneous LD50 |
1210mg/kg[1] |
|
mouse oral LD50 |
470mg/kg[1] |
|
mouse intraperitoneal LD50 |
822mg/kg[1] |
|
mouse subcutaneous LD50 |
2200mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent antimicrobial, antibacterial, preservative abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
Solid |
|
|
Heavy metals (as Pb), mg/kg, ≤ |
20 |
|
As, mg/kg, ≤ |
3 |
Test Methods
(1), Heavy metals (as Pb)
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30799 The test method of food detergents -- Determination of heavy metals
(2), As
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30797 The test method of food detergents -- Determination of total arsenic
3, Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.
Major Uses
1, Typical applications
Use as antimicrobial agent, preservative, such as plastics, textiles, paints, paper, personal care products, household cleaning products, lubricants, water treatment and so on.
2, Personal care products
Masking agent in personal care products.
Manufacturers
References
[1]: ChemIDplus. 5443-49-2, alpha-Bromocinnamaldehyde
Update: 20130909(1); 20190520(2);