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2-Iodo-LSD; (8β)-N,N-Diethyl-2-iodo-6-methyl-9,10-didehydroergoline-8-carboxamide
5306
Variant: R1 R2 all
Analogues: 1 2 3

IUPAC: (8β)-N,N-Diethyl-2-iodo-6-methyl-9,10-didehydroergoline-8-carboxamide

Formula: C20H24IN3O Molecular weight: 449.32853 g/mol InChI Key: OBCUQRYIGTWROI-SJKOYZFVSA-N

InChI=1S/C20H24IN3O/c1-4-24(5-2)20(25)12-9-14-13-7-6-8-16-18(13)15(19(21)22-16)10-17(14)23(3)11-12/h6-9,12,17,22H,4-5,10-11H2,1-3H3/t12-,17-/m1/s1

PubChem CID: 151142; ChemSpider: 133214

See also TiHKAL: #26 LSD        
One R1 analogue:
5308
Analogue 1: Adding Methyl at R1

2-Iodo-1-methyl-LSD
MIL
N,N-Diethyl-2-iodo-1-methyllysergamide

IUPAC: (8β)-N,N-Diethyl-2-iodo-1,6-dimethyl-9,10-didehydroergoline-8-carboxamide

Formula: C21H26IN3O Molecular weight: 463.35511 g/mol InChI Key: TWQOQCUIXUGDKO-FZKQIMNGSA-N

InChI=1S/C21H26IN3O/c1-5-25(6-2)21(26)13-10-15-14-8-7-9-17-19(14)16(20(22)24(17)4)11-18(15)23(3)12-13/h7-10,13,18H,5-6,11-12H2,1-4H3/t13-,18-/m1/s1

PubChem CID: 126269; ChemSpider: 112233

See also TiHKAL: #26 LSD        
Two R2 analogues:
5026
Analogue 1: Removing Iodo at R2

LSD
LSD-25
METH-LAD
Acid
N,N-Diethyllysergamide
Lysergide
d-Lysergic acid diethylamide
d-Lysergamide, N,N-diethyl
N,N-Diethyl-d-lysergamide
9,10-Didehydro-N,N-diethyl-6-methylergoline-8β-carboxamide

IUPAC: (8β)-N,N-Diethyl-6-methyl-9,10-didehydroergoline-8-carboxamide

Formula: C20H25N3O Molecular weight: 323.432 g/mol InChI Key: VAYOSLLFUXYJDT-RDTXWAMCSA-N

InChI=1S/C20H25N3O/c1-4-23(5-2)20(24)14-9-16-15-7-6-8-17-19(15)13(11-21-17)10-18(16)22(3)12-14/h6-9,11,14,18,21H,4-5,10,12H2,1-3H3/t14-,18-/m1/s1

PubChem CID: 5761; ChemSpider: 5558; Drugs Forum: LSD; Erowid: LSD; Wikipedia: Lysergic acid diethylamide

See also PiHKAL: #5 ALEPH-4
#6 ALEPH-6
#7 ALEPH-7
#9 ASB
#21 3C-BZ
#25 3C-E
#28 2C-G-3
#30 2C-G-5
#31 2C-G-N
#41 2C-T-4
#43 2C-T-7
#52 DESOXY
#58 DMMDA
#62 DOB
#66 DOET
#67 DOI
#68 DOM
#69 Ψ-DOM
#79 F-2
#80 F-22
#81 FLEA
#97 4-MA
#100 MDA
#101 MDAL
#108 MDIP
#111 MDMEO
#118 MDPR
#125 META-DOT
#132 MMDA
#134 MMDA-3a
#156 4-TM
#160 TMA-4
#161 TMA-5
#170 5-TOET
See also TiHKAL: #1 AL-LAD
#2 DBT
#6 DMT
#9 DPT
#12 ETH-LAD
#16 4-HO-DET
#17 4-HO-DIPT
#18 4-HO-DMT
#19 5-HO-DMT
#28 4,5-MDO-DIPT
#37 5-MeO-DIPT
#48 α-MT
#51 PRO-LAD
#53 T
#57 DALT
See also Pharmacology notes II: app. 2, Abuse week
p. 214, LSD: A recalibration
p. 247, LSD: Window exploitation studies
p. 249, LSD: Window exploitation studies
p. 256, LSD: Window exploitation studies
p. 267, LSD: Window exploitation studies
p. 269, LSD: Calibration
p. 288, LSD: Primer studies
p. 317, LSD: Primer studies

Schulze-Alexandru, M; Kovar, K; Vedani, A. Quasi-atomistic receptor surrogates for the 5-HT2A receptor: A 3D-QSAR study on hallucinogenic substances. Quant. Struct.-Act. Relat., 1 Dec 1999, 18 (6), 548–560. 312 kB. doi:10.1002/(SICI)1521-3838(199912)18:6<548::AID-QSAR548>3.0.CO;2-B

Blaazer, AR; Smid, P; Kruse, CG. Structure-activity relationships of phenylalkylamines as agonist ligands for 5-HT2A receptors. ChemMedChem, 15 Sep 2008, 3 (9), 1299–1309. 461 kB. doi:10.1002/cmdc.200800133

Gorodetzky, CW; Isbell, H. A comparison of 2,3-dihydro-lysergic acid diethylamide with LSD-25. Psychopharmacology, 1 May 1964, 6 (3), 229–233. 317 kB. doi:10.1007/BF00404013

Watts, VJ; Mailman, RB; Lawler, CP; Neve, KA; Nichols, DE. LSD and structural analogs: Pharmacological evaluation at D1 dopamine receptors. Psychopharmacology, 1 Jan 1995, 118 (4), 401–409. 1367 kB. doi:10.1007/BF02245940

Wurst, M; Kysilka, R; Flieger, M. Psychoactive tryptamines from Basidiomycetes. Folia Microbiol., 1 Feb 2002, 47 (1), 3–27. 3077 kB. doi:10.1007/BF02818560

Marona-Lewicka, D; Kurrasch-Orbaugh, DM; Selken, JR; Cumbay, MG; Lisnicchia, JG; Nichols, DE. Re-evaluation of lisuride pharmacology: 5-hydroxytryptamine1A receptor-mediated behavioural effects overlap its other properties in rats. Psychopharmacology, 1 Oct 2002, 164 (1), 93–107. 293 kB. doi:10.1007/s00213-002-1141-z

Huang, X; Marona-Lewicka, D; Pfaff, RC; Nichols, DE. Drug discrimination and receptor binding studies of N-isopropyl lysergamide derivatives. Pharmacol. Biochem. Behav., 1 Jan 1994, 47 (3), 667–673. 650 kB. doi:10.1016/0091-3057(94)90172-4

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Nichols, DE. Structural correlation between apomorphine and LSD: Involvement of dopamine as well as serotonin in the actions of hallucinogens. J. Theor. Biol., 1 Jun 1976, 59 (1), 167–177. 614 kB. doi:10.1016/S0022-5193(76)80030-6

Moreno, JL; Holloway, T; Albizu, L; Sealfon, SC; González-Maeso, J. Metabotropic glutamate mGlu2 receptor is necessary for the pharmacological and behavioral effects induced by hallucinogenic 5-HT2A receptor agonists. Neurosci. Lett., 15 Apr 2011, 493 (3), 76–79. 196 kB. doi:10.1016/j.neulet.2011.01.046

Halberstadt, AL; Geyer, MA. Multiple receptors contribute to the behavioral effects of indoleamine hallucinogens. Neuropharmacology, 1 Sep 2011, 61 (3) 364–381. 817 kB. doi:10.1016/j.neuropharm.2011.01.017

Marona-Lewicka, D; Nichols, CD; Nichols, DE. An animal model of schizophrenia based on chronic LSD administration: Old idea, new results. Neuropharmacology, 1 Sep 2011, 61 (3), 503–512. 803 kB. doi:10.1016/j.neuropharm.2011.02.006

Schindler, EAD; Dave, KD; Smolock, EM; Aloyo, VJ; Harvey, JA. Serotonergic and dopaminergic distinctions in the behavioral pharmacology of (±)-1-(2,5-dimethoxy-4-iodophenyl)-2-aminopropane (DOI) and lysergic acid diethylamide (LSD). Pharmacol. Biochem. Behav., 1 Mar 2012, 101 (1), 69–76. 722 kB. doi:10.1016/j.pbb.2011.12.002

Oberlender, R; Pfaff, RC; Johnson, MP; Huang, X; Nichols, DE. Stereoselective LSD-like activity in d-lysergic acid amides of R- and S-2-aminobutane. J. Med. Chem., 1 Jan 1992, 35 (2), 203–211. 1143 kB. doi:10.1021/jm00080a001

Glennon, RA; Raghupathi, R; Bartyzel, P; Teitler, M; Leonhardt, S. Binding of phenylalkylamine derivatives at 5-HT1C and 5-HT2 serotonin receptors: evidence for a lack of selectivity. J. Med. Chem., 1 Feb 1992, 35 (4), 734–740. 1054 kB. doi:10.1021/jm00082a014

Hoffman, AJ; Nichols, DE. Synthesis and LSD-like discriminative stimulus properties in a series of N(6)-alkyl norlysergic acid N,N-diethylamide derivatives. J. Med. Chem., 1 Jan 1985, 28 (9), 1252–1255. 583 kB. doi:10.1021/jm00147a022

Ginzel, KH; Mayer-Gross, W. Prevention of psychological effects of d-lysergic acid diethylamide (LSD 25) by its 2-brom derivative (BOL 148). Nature, 28 Jul 1956, 178 (4526), 210. 129 kB. doi:10.1038/178210a0

Green, AR. Gaddum and LSD: the birth and growth of experimental and clinical neuropharmacology research on 5-HT in the UK. Br. J. Pharmacol., 1 Aug 2008, 1554 (8), 1583–1599. 418 kB. doi:10.1038/bjp.2008.207

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Passie, T; Halpern, JH; Stichtenoth, DO; Emrich, HM; Hintzen, A. The pharmacology of lysergic acid diethylamide: A review. CNS Neurosci. Ther., 1 Jan 2008, 14 (4), 295–314. 690 kB. doi:10.1111/j.1755-5949.2008.00059.x

Urban, JD; Clarke, WP; Zastrow, M; Nichols, DE; Kobilka, B; Weinstein, H; Javitch, JA; Roth, BL; Christopoulos, A; Sexton, PM; Miller, KJ; . Functional selectivity and classical concepts of quantitative pharmacology. J. Pharmacol. Exp. Ther., 1 Jan 2007, 320 (1), 1–13. 506 kB. doi:10.1124/jpet.106.104463

Braden, MR; Nichols, DE. Assessment of the roles of serines 5.43(239) and 5.46(242) for binding and potency of agonist ligands at the human serotonin 5-HT2A receptor. Mol. Pharmacol., 1 Jan 2007, 72 (5), 1200–1209. 487 kB. doi:10.1124/mol.107.039255

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Braden, MR. Towards a biophysical understanding of hallucinogen action. Ph. D. Thesis, Purdue University, West Lafayette, IN, 1 Jan 2007. 8442 kB.

Meyers-Riggs, B. Non-LSD ergoloids. countyourculture: rational exploration of the underground, 1 Dec 2011.

Shulgin, AT. LSD and pregnancy. Ask Dr. Shulgin Online, Center for Cognitive Liberty & Ethics, 28 Jan 2004.

Shulgin, AT. Morning glory seeds. Ask Dr. Shulgin Online, Center for Cognitive Liberty & Ethics, 17 Oct 2002.

Fenderson5555. A more modern lysergic acid synthesis. 28 Jun 2011.

Fenderson5555. Total synthesis of lysergic acid via Pd-catalysed domino cyclizations. 4 Dec 2011.

Fenderson5555. Total synthesis of lysergic acid. 25 Jun 2011.

5305
Analogue 2: Substituting Bromo for Iodo at R2

BOL-148
2-Bromo-LSD
2-Bromo-N,N-diethyllysergamide

IUPAC: (8β)-2-Bromo-N,N-diethyl-6-methyl-9,10-didehydroergoline-8-carboxamide

Formula: C20H24BrN3O Molecular weight: 402.32806 g/mol InChI Key: VKRAXSZEDRWLAG-SJKOYZFVSA-N

InChI=1S/C20H24BrN3O/c1-4-24(5-2)20(25)12-9-14-13-7-6-8-16-18(13)15(19(21)22-16)10-17(14)23(3)11-12/h6-9,12,17,22H,4-5,10-11H2,1-3H3/t12-,17-/m1/s1

PubChem CID: 10171; ChemSpider: 9765

See also TiHKAL: #26 LSD        

Abramson, HA. Lysergic acid diethylamide (LSD-25) XXXI. Comparison by questionnaire of psychotomimetic activity of congeners on normal subjects and drug addicts. Br. J. Psychiatry, 1 Jul 1960, 106 (444), 1120–1123. 425 kB. doi:10.1192/bjp.106.444.1120

Ginzel, KH; Mayer-Gross, W. Prevention of psychological effects of d-lysergic acid diethylamide (LSD 25) by its 2-brom derivative (BOL 148). Nature, 28 Jul 1956, 178 (4526), 210. 129 kB. doi:10.1038/178210a0

Show all three analogues and isomers Show only the one R1 analogues Show only the two R2 analogues
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