Title: 2-Heptanol
CAS Registry Number: 543-49-7
Additional Names: Amylmethylcarbinol; 2-hydroxyheptane
Molecular Formula: C7H16O
Molecular Weight: 116.20
Percent Composition: C 72.35%, H 13.88%, O 13.77%
Line Formula: CH3CH(OH)(CH2)4CH3
Literature References: Occurs in oil of cloves: Masson, Compt. Rend. 149, 630 (1907). Prepd by the action of amylmagnesium bromide on acetaldehyde: Henry, de Wael, Rec. Trav. Chim. 28, 446 (1909); by the reduction of methyl amyl ketone with sodium in alcoholic soln: Thoms, Mannich, Ber. 36, 2544 (1903); Pickard, Kenyon, J. Chem. Soc. 99, 58 (1911); 105, 849 (1914); Whitmore, Otterbacher, Org. Synth. 10, 60 (1930); by the action of Penicillium palitans on coconut oil: Stokoe, Biochem. J. 22, 82, 84 (1928). Toxicity data: Smyth et al., Arch. Ind. Hyg. Occup. Med. 10, 61 (1954).
Derivative Type: dl-Form
Properties: Liquid. d0 0.8344; d20 0.8193. bp760 158-160°, nD 1.42131. Almost insol in water: 3.5 g/l. Sol in alc, ether, benzene. LD50 orally in rats: 2.58 g/kg (Smyth).
Boiling point: bp760 158-160°
Index of refraction: nD 1.42131
Density: d0 0.8344; d20 0.8193
Toxicity data: LD50 orally in rats: 2.58 g/kg (Smyth)
Derivative Type: d-Form
Properties: Liquid. d420 0.8190; d435 0.8050; d451 0.7920; d464 0.7815; d4110 0.7417. bp20 73.5°. [a]D20 +11.45° (1.039 g in 20 ml abs ethanol); [a]420 +13.71° (0.992 in 20 ml benzene).
Boiling point: bp20 73.5°
Optical Rotation: [a]D20 +11.45° (1.039 g in 20 ml abs ethanol); [a]420 +13.71° (0.992 in 20 ml benzene)
Density: d420 0.8190; d435 0.8050; d451 0.7920; d464 0.7815; d4110 0.7417
Derivative Type: l-Form
Properties: Liquid. d420 0.8184. bp23 74.5°. [a]D17 -10.48°.
Boiling point: bp23 74.5°
Optical Rotation: [a]D17 -10.48°
Density: d420 0.8184
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