Physikalische Eigenschaften
Acid | Formula | Formula | CAS Reg. Number | Molecular Weight | Acid Number | Iodine Number | Melting point °C | Boiling point °C 1 Hg | Boiling point °C 4 Hg | Boiling point °C 5 Hg |
Caproic acid | C6H12O2 | CH3 – (CH2)4 – COOH | 142-62-1 | 116.16 | 483.0 | – 3.4 / – 3.9 | 71.4 | |||
Heptanoic acid | C7H14O2 | CH3 – (CH2)5 – COOH | 111-14-8 | 130.19 | 431 | – 7 / – 10 | 78.0 | |||
Caprylic acid | C8H16O2 | CH3 – (CH2)6 – COOH | 124-07-2 | 144.22 | 389.0 | 16.3 / 16.7 | 92.3 | |||
Pelargonic acid | C9H18O2 | CH3 – (CH2)7 – COOH | 112-05-0 | 158.24 | 354 | 12.5 | 108.2 | |||
Capric acid | C10H20O2 | CH3 – (CH2)8 – COOH | 334-48-5 | 172.27 | 325 | 31.2 / 31.6 | 125.0 | |||
Lauric acid | C12H24O2 | CH3 – (CH2)10 – COOH | 143-07-7 | 200.32 | 280.1 | 44.0 / 44.2 | 121.0 | |||
Myristic acid | C14H28O2 | CH3 – (CH2)12 – COOH | 544-63-8 | 228.38 | 245 | 53.9 / 54.4 | 162.0 | |||
Palmitic acid | C16H32O2 | CH3 – (CH2)14 – COOH | 57-10-3 | 256.43 | 218 | 62.5 / 63.1 | 153.6 | |||
Stearic acid | C18H36O2 | CH3 – (CH2)16 – COOH | 57-11-4 | 284.49 | 197.2 | 69.6 | 173.7 | |||
Arachidic acid | C20H40O2 | CH3 – (CH2)18 – COOH | 506-30-9 | 312.54 | 179 | 75.3 / 75.4 | 203-205 | |||
Behenic acid | C22H44O2 | CH3 – (CH2)20 – COOH | 112-85-6 | 340.60 | 164 | 79.9 / 80.0 | 263 | |||
Oleic acid | C18H34O2 | CH3 – (CH2)7 – CH = CH – (CH2)7 – COOH | 112-80-1 | 282.47 | 199 | 89.87 | 13.5 (a); 16.3 (ß) | 176.5 | ||
Linoleic acid | C18H32O2 | CH3 – (CH2)4 – CH = CH – CH2 – CH = CH – (CH2)7 – COOH | 60-33-3 | 280.45 | 200 | 181 | -5 | 178.5 | ||
Linolenic acid | C18H30O2 | CH3 – CH2 – CH = CH – CH2 – CH = CH – CH2 – CH = CH – (CH2)7 – COOH | 463-40-1 | 278.44 | 202 | 274 | -11 | 197 | ||
Erucic acid | C22H42O2 | CH3 – (CH2)7 – CH = CH – (CH2)11 – COOH | 112-86-7 | 338.58 | 166 | 74.98 | 33/34 | 206.7 |
Synonyms:
Caproic acid: hexanoic acid, butylacetic acid, hexoic acid, pentylformic acid.
Heptanoic acid: oenanthic acid, heptoic acid, hepthylic acid, 1- hexanecarboxylic acid, enanthic acid, enanthylic acid, oenanthylic acid.
Caprylic acid: octanoic acid, octic acid, octoic acid, 1-heptanecarboxylic acid, octylic acid.
Pelargonic acid: pelargic acid, nonanoic acid, nonylic acid, 1-octanecarboxylic acid, nonoic acid, ethyl heptanoic acid.
Capric acid: decanoic acid, decylic acid, decatioc acid, 1-nonanecarboxylic acid.
Lauric acid: dodecanoic acid, duodecylic acid, laurostearic, 1-undecanecarboxylic acid.
Myristic acid: tetradecanoic acid, tetradecoic acid, 1-tridecanecarboxylic acid.
Palmitic acid: hexadecanoic acid, hexadecoic acid, 1-pentadecanecarboxylic acid, hexadecylic acid.
Stearic acid: octadecanoic acid, stearophanic acid, 1-heptadecanecarboxylic acid.
Arachidic acid: eicosanoic acid, 1-nonanedecanecarboxylic acid.
Behenic acid: docosanoic acid, 1-heneicosanecarboxylic acid.
Oleic acid: 9, 10-octadecenoic acid (cis), cis-9-octadecenoic acid, cis-octadec-9-enoic acid, cis-delta (sup 9)-octadecenoic acid.
Linoleic acid: 9c, 12c-octadecadienoic acid, leinoleic acid, 9, 12-linoleic acid.
Linolenic acid: 9c, 12c, 15c-octadecatrienoic acid.
Erucic acid: cis-13-docosenoic acid.
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