Erowid LSD Vault : Chemistry

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NAME :	Lysergide
CHEMICAL NAME :	9,10-Didehydro-N,N-diethyl-6-methylergoline-8ß-carboxamide
ALTERNATE CHEMICAL NAMES :	D-lysergic acid diethylamide; LSD; LSD-25; lysergsaure diethylamid
CHEMICAL FORMULA	C20H25N3O
MOLECULAR WEIGHT	323.44 (freebase)
MOLECULAR WEIGHT	398.485 (tartrate)
MELTING POINT	198-200° C (D-Tartrate)
MOLECULES PER UG	approx 1.5 x 10^15 molecules of LSD tartrate per ug of LSD
LD50	46 mg/kg i.v.(mice)
LD50	16.5 mg/kg i.v. (rats)
LD50	.3 mg/kg i.v.(rabbits)
From the Merck Index 12th Edition

LSD Chemistry
by Erowid

NAME : Lysergide

CHEMICAL NAME : 9,10-Didehydro-N,N-diethyl-6-methylergoline-8ß-carboxamide

ALTERNATE CHEMICAL NAMES : D-lysergic acid diethylamide; LSD; LSD-25; lysergsaure diethylamid

CHEMICAL FORMULA C20H25N3O

MOLECULAR WEIGHT 323.44 (freebase)

MOLECULAR WEIGHT 398.485 (tartrate)

MELTING POINT 198-200° C (D-Tartrate)

MOLECULES PER UG approx 1.5 x 10^15 molecules of LSD tartrate per ug of LSD

LD50 46 mg/kg i.v.(mice)

LD50 16.5 mg/kg i.v. (rats)

LD50 .3 mg/kg i.v.(rabbits)

From the Merck Index 12th Edition

INFORMATION
LSD Data Sheet - Occupational Health Services
Compare LSD molecule to another chemical
PubChem: LSD

Pharmacology:
Papac 1990 found peak plasma levels occuring at around 3 hours after oral ingestion and half-life around 5 hours.

Canezin 2001 found LSD, iso-LSD, 2-oxo-3-hydroxy-LSD (O-H-LSD), Nor-iso-LSD, lysergic acid ethylamide (LAE), trioxylated-LSD, lysergic acid ethyl-2-hydroxyethylamide (LEO) and 13 and 14-hydroxy-LSD in urine after LSD ingestion.

Last Modified - Thu, Dec 6, 2007

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