Acetylsalicylic acid

• Catalog No.: A5376
• CAS Number: 50-78-2
• M. F.: C9H8O4
• M. W.: 180.15742
• Purity: ≥99.0%

SYNONYMS

• Title: 乙酰水杨酸
• IUPAC name: 2-(acetyloxy)benzoic acid
• IUPAC Traditional name: aspirin
• Synonyms: 2-乙酰氧基苯甲酸; ASA; O-乙酰基水杨酸; 阿斯匹林

DATABASE IDS

• Beilstein Number: 779271
• MDL Number: MFCD00002430
• EC Number: 200-064-1
• PubChem SID: 24278218
• CAS Number: 50-78-2

PROPERTIES

• Purity: ≥99.0%
• Gene Information: human ... ITGA2B(3674), ITGB3(3690), PTGS1(5742), PTGS2(5743)
• Absorption Wavelength: ε1mM/230 nm, aqueous acid 466
• Absorption Wavelength: ε1mM/231 nm, aqueous base 409
• Absorption Wavelength: ε1mM/278 nm, aqueous acid 68
• Absorption Wavelength: ε1mM/298 nm, aqueous base 190
• pKa: 3.5
• Apperance: white crystalline
• Flash Point: 250 °C
• Flash Point: 482 °F
• Melting Point: 134-136 °C(lit.)
• Solubility: H2O: soluble10 mg/mL at 37 °C
• Solubility: H2O: soluble3 mg/mL at 25 °C
• Solubility: ethanol: soluble50 mg/mL
• Solubility: aqueous base: decomposes
• GHS Signal Word: Warning
• GHS Hazard statements: H302-H315-H319-H335
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Faceshields, Gloves
• GHS Precautionary statements: P261-P305 + P351 + P338
• Risk Statements: 22-36/37/38
• RTECS: VO0700000
• Safety Statements: 26
• German water hazard class: 1

DETAILS

Description (简体中文)

Frequently Asked Questions
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Biochem/physiol Actions
通过抑制环加氧酶（前列腺素 H 合成酶）来阻断前列腺素的生成，对 COX-1 亚型具有较高的选择性。可抑制血小板中的 COX-1，从而阻断血栓素的生成和血小板凝集，因此具有抗血栓形成的作用。针对结直肠和其他实体瘤的化学防治剂。
包装
1 kg in poly bottle
100, 250, 500 g in poly bottle