[PDF] Experiment 5 - Synthesis of Aspirin PDF exp%205%20-%20aspirinf11.pdf

Since acetic acid is very soluble in water, it is easily separated from the aspirin product The melting point range of pure aspirin is 138-140 °C and the melting point range of the salicylic acid Heat the water to boiling, and shut off the flame

108-24-7 Synonyms: Acetic acid anhydride, Acetic oxide, Acetyl oxide, Ethanoic anhydride Melting point: –73 °C ACGIH TLV: 5 ppm Boiling point: 140 °C

[PDF] Safety Data Sheet: Acetic anhydride - Carl Roth

Acetic anhydride ≥99 for synthesis article number: 4483 pours with a boiling point of > 65 °C , colour code: Brown) Melting point/freezing point -73 ° C

[PDF] Acetic Anhydride - Safety Data Sheet

Control Parameters: 108-24-7, Acetic Anhydride , NIOSH 5 ppm Ceiling; 20 mg/ m3 Ceiling Melting/Freezing point: -73 °C Solubilities: Soluble in water Boiling point/Boiling range: 137 °C Partition coefficient (n- octanol/water): log Pow : ca

[PDF] Acetic Anhydride SAFETY DATA SHEET Section 2 Hazards

13 nov 2018 · Acetic Anhydride SAFETY DATA SHEET Melting Point: -73 00 C Boiling Point: 138 00 C - 140 00 C / 760 mm Hg Flash Pt: 49 00 C Method

[PDF] PDHG - Acetic Anhydride - Nov-2011

Product Description and Handling Guide Acetic Anhydride PDHG – AC2O – Nov -2011 Page 3 of 8 Acetic Anhydride - Liquid Density (g/cm3) 1 0400 1 0500

[PDF] Experiment 5 - Synthesis of Aspirin

[PDF] 8-Synthesis of Aspirin

Aspirin can be made by reacting salicylic acid with acetic acid in the presence of react at 100°C (the temperature of boiling water) for 15 minutes, you can Using a melting point apparatus, determine the melting point of your crude aspirin

[PDF] 0003-revpdf pdf icon - CDC

Acetic anhydride is a colorless liquid with a strong, pungent, Vapor density (air - 1 at boiling point of acetic an- hydride): 3 5 5 Melting point: -73°C (-99 4°F)

THE ACTION OF ACETIC ANHYDRIDE ON TERTIARY AMINO

rather high molecular weight On the boiling stone to the mixture of this amino acid with acetic anhy- foIlowing paragraph) melted at the same temperature

[PDF] Acetic Anhydride - OSHA

Acetic anhydride vapors may be irritating to the eyes, nose and throat Inhalation of vapors may boiling point: 139EC melting point: -73EC vapor pressure:

[PDF] [PDF] Experiment 5 - Synthesis of Aspirin

[PDF] Acetic Anhydride - American Chemical Society