Abietic acid

CAS 514-10-3; EINECS/ELINCS 208-178-3

• Synonyms: Abietinic acid; 13-Isopropylpodocarpa-7,13-dien-15-oic acid; Sylvic acid

• Definition: Active ingredient of rosin, occurring with other acids

• Empirical: C ₂₀H ₃₀O ₂

• Formula: C ₁₉H ₂₉COOH

• Properties: Ylsh. powd.; sol. in alcohol, ether, chloroform, benzene; insol. in water; m.w. 302.44; m.p. 171-175 C

• Toxicology: LD50 (IV, mouse) 180 mg/kg; poison by IV route; TSCA listed

• Precaution: Combustible; sl. explosion hazard as dust

• Hazardous Decomp. Prods.: Heated to decomp., emits acrid smoke and irritating fumes

• Uses: Varnish driers; mfg. of ester gums for lacquers and varnishes; soaps; fermentation industry; emulsion stabilizer in cosmetics; in food-pkg. adhesives

• Regulatory: FDA 21CFR 175.105

• Manuf./Distrib.: Alfa Aesar; Arizona; Fisher Scientific UK; Lancaster Synthesis UK; Penta Mfg.; Sigma; TCI Am.

Abietic acid methyl ester.

See Methyl abietate

Abietic acid sodium salt.

See Sodium rosinate

Abietinic acid.

See Abietic acid

ABS.

See Acrylonitrile/butadiene/styrene copolymer

Absolute alcohol; Absolute ethanol.

See Alcohol

ACAC.

See Acetylacetone

Acacia

CAS 9000-01-5; EINECS/ELINCS 232-519-5

FEMA 2001; INS414; E414

• Synonyms: Acacia farnesiana; Acacia gum; Acacia senegal; Acacia syrup; Arabic gum; Australian gum; Gum Arabic; Gum hashab; Gum ovaline; Gum senegal; Indian gum; Kordofan gum; Senegal gum; Sudan gum

• Classification: Water-sol. gum

• Definition: Dried gummy exudate from stems and...