8.00673

Stearic acid

for synthesis

• Synonim(y): Stearic acid
• Wzór liniowy: CH₃(CH₂)₁₆COOH
• Numer CAS: 57-11-4
• Masa cząsteczkowa: 284.48
• Numer MDL: MFCD00002752
• Kod UNSPSC: 12352106
• Numer indeksu EC: 200-313-4
• NACRES: NA.22

Właściwości

• Poziom jakości: 200
• Próba: ≥97% (GC)
• Postać: solid
• temp. samozapłonu: 395 °C
• siła działania: >5000 mg/kg LD₅₀, oral (Rat); >5000 mg/kg LD₅₀, skin (Rabbit)
• tw: 370 °C/1013 hPa
• mp: 68-70 °C
• temp. przejścia: flash point 196 °C
• rozpuszczalność: water: insoluble at 20 °C
• gęstość nasypowa: 400‑500 kg/m³
• temp. przechowywania: 2-30°C
• InChI: 1S/C18H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h2-17H2,1H3,(H,19,20)
• Klucz InChI: QIQXTHQIDYTFRH-UHFFFAOYSA-N

Opis

Zastosowanie

• Green Strong Cornstalk Rind-Based Cellulose-PVA Aerogel for Oil Adsorption and Thermal Insulation: This study highlights a novel aerogel incorporating stearic acid for enhanced oil adsorption and thermal insulation properties (X Yi et al., 2024).


• Preparation and characterization of self-aggregating micelles from stearic acid-modified burdock root polysaccharide: Focuses on the development of micelles using stearic acid, exploring their potential in food science and technology (C Zhang et al., 2024).


• A prototype system for the removal of 137Cs from liquid radioactive waste using reverse osmosis membrane: Discusses the use of a stearic acid-modified membrane for improving radioactive waste treatment (M Shaltout et al., 2024).



• Compatibility study of mirtazapine with several excipients used in pharmaceutical dosage forms employing thermal and non-thermal methods: Investigates interactions between stearic acid and pharmaceutical excipients, indicating possible concerns for drug formulation (D Circioban et al., 2024).

Komentarz do analizy

Assay (GC, area%): ≥ 97.0 % (a/a)
Melting range (lower value): ≥ 68 °C
Melting range (upper value): ≤ 70 °C
Identity (IR): passes test

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Informacja o środkach bezpieczeństwa

• Kod klasy składowania: 11 - Combustible Solids
• Klasa zagrożenia wodnego (WGK): nwg
• Temperatura zapłonu (°F): 392.0 °F - Cleveland open cup
• Temperatura zapłonu (°C): 200 °C - Cleveland open cup