2501. β-Coniceine

Nomenclature

CAS number: 538-90-9
2-(1-Propenyl)piperidine; α-allylpiperidine.
C8H15N; mol wt 125.21.
C 76.74%, H 12.07%, N 11.19%.

Description and references

Prepn from conhydrine: L"offler, Friederick, Ber. 42, 107 (1909); L"offler, Tschunke, ibid. 929.

Chemical structure

Derivative

dl-Form.

Properties

Liquid, solidifies around 8°. bp 168°. d415 0.8716. Sol in alcohol, ether; very slightly sol in water.

Derivative

dl-Form hydrochloride.
C8H15N.HCl; mol wt 161.67.
C 59.43%, H 9.98%, N 8.66%, Cl 21.93%.

Properties

mp 206°. Sol in water.

Derivative

d-Form.

Properties

Needles, mp 39°. bp 168°. [α]D45 +50°. Sol in alcohol, ether; very slightly sol in water.

Derivative

d-Form hydrochloride.

Properties

mp 182°. Sol in water.

Derivative

l-Form.

Properties

Crystals, mp 40°. bp 168°. [α]D45 -50°. Sol in alcohol, ether; very slightly sol in water.

Derivative

l-Form hydrochloride.

Properties

mp 183°. Sol in water.