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LC4851 Pentanoic anhydride
for synthesis

 

Order number Packaging Quantity Price €
AC31851 Glass bottle 100 ml 14.85

 

Product information
Synonyms Valeric acid
Hill Formula C5H10O2
Chemical formula CH3(CH2)3COOH
HS Code 2915 90 00
EC number 218-212-9
Molar mass 186.25 g/mol
CAS number 2082-59-9

 

Chemical and physical data
Solubility (20 °C) (decomposition)
Melting point -56 °C
Molar mass 186.25 g/mol
Density 0.94 g/cm3 (20 °C)
Boiling point 228 °C
Flash point 102 °C
Refractive index 1.417 (20 °C, 589 nm)

 

Safety information according to GHS
Hazard Statement(s) H314: Causes severe skin burns and eye damage.
Precautionary Statement(s) P280: Wear protective gloves/protective clothing/eye protection/face protection.
P301 + P330 + P331: IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Danger
Hazard Pictogram(s)
Storage class 8 A Combustible substances, corrosive
WGK WGK 1 slightly water endangering
Disposal 11
Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A.

 

Safety information
R Phrase R 34
Causes burns.
S Phrase S 26-36/37/39-45
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger corrosive
Hazard Symbol

Corrosive

 

Transport information
Declaration (transport by sea) IMDG-Code UN 3265 CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.(VALERIC ACID), 8, II, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 3265 CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.(VALERIC ACID), 8, II

 

Specifications
Assay (GC, area%) ≥ 95 %
Density (d 20 °C/ 4 °C) 0.942 – 0.944
Identity (IR) passes test