ChemicalBook >> CAS DataBase List >>1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole

1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole

CAS No.
188113-71-5
Chemical Name:
1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole
Synonyms
N-Acetyl-dehydro-Eletriptan;Eletriptan Dehydro N-Acetyl Imp;Eletriptan Dehydro N-Acetyl Impurity;1-ACETYL-3-[((2R)-1-METHYLPYRROLIDIN-2-YL)METHYL]-5-[(E)-2-(PHENYLSULFONYL)VINYL]INDOLE;(R)-1-ACETYL-5(2-BENZENE SULPHONYL ETHENYL)-3-(N-METHYLPYRROLIDIN-2-YL-METHYL-1H-INDOLE;(R)-1-(3-((1-Methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone;1-[3-[[(2R)-1-METHYL-2-PYRROLIDINYL]METHYL]-5-[(1E)-2-(PHENYLSULFONYL)ETHENYL]-1H-INDOL-1-YL]-;(S,E)-1-(3-((1-Methylpyrrolidin-2-yl)Methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone;(R,E)-1-(3-((1-methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone;1-[3-[[(2R)-1-METHYL-2-PYRROLIDINYL]METHYL]-5-[(1E)-2-(PHENYLSULFONYL)ETHENYL]-1H-INDOL-1-YL]ETHANONE
CBNumber:
CB91473844
Molecular Formula:
C24H26N2O3S
Molecular Weight:
422.54
MDL Number:
MFCD22989071
MOL File:
188113-71-5.mol
Last updated:2026-03-02 14:13:39
Product description Number Pack Size Price
N-Acetyl-dehydro-Eletriptan A172285 25mg $1190
(R)-1-(3-((1-Methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone 95%+ CM333831 5g $272
(R)-1-(3-((1-Methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone 95%+ CM333831 10g $440
More product size

1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole Properties

Melting point >85°C (dec.)
Boiling point 620.7±55.0 °C(Predicted)
Density 1.23±0.1 g/cm3(Predicted)
storage temp. Amber Vial, -20°C Freezer, Under inert atmosphere
solubility Chloroform (Slightly), Methanol (Slightly)
pka 10.20±0.40(Predicted)
form Solid
color Pale Beige to Light Brown
Stability Light Sensitive
InChIKey MDVODIFOKYRNHD-ZISLFAKRSA-N
SMILES C(=O)(N1C2=C(C=C(/C=C/S(C3=CC=CC=C3)(=O)=O)C=C2)C(C[C@H]2CCCN2C)=C1)C

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS05,GHS07
Signal word  Danger
Hazard statements  H317-H318
Precautionary statements  P261-P272-P280-P302+P352-P305+P351+P338-P310-P321-P333+P313-P363-P501

1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC A172285 N-Acetyl-dehydro-Eletriptan 188113-71-5 25mg $1190 2021-12-16 Buy
Chemenu CM333831 (R)-1-(3-((1-Methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone 95%+ 188113-71-5 5g $272 2021-12-16 Buy
Chemenu CM333831 (R)-1-(3-((1-Methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone 95%+ 188113-71-5 10g $440 2021-12-16 Buy
Product number Packaging Price Buy
A172285 25mg $1190 Buy
CM333831 5g $272 Buy
CM333831 10g $440 Buy

1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole Chemical Properties,Uses,Production

Uses

N-Acetyl-dehydro-Eletriptan (1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole), is the impurity of Eletriptan (E505000), which is A serotonin 5-HTIB/ID receptor agonist, used for the treatment of migraine headaches.

Hazard

1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole has acute toxicity, causes skin irritation and severe eye irritation.

Synthesis

1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole can be synthesized as follows: Charge a sealable reaction tube equipped with a stirring bar with Pd (OAc)2 (4.5 mg, 0.02 mmol, 2 mol %), Dicyclohexyl[2′,4′,6′-tris(1-methylethyl)[1,1′:3′,1′′-terphenyl]-2-yl]phosphine (22.4 mg, 0.04 mmol, 4 mol %) and NaHCO3 (202 mg, 2.4 mmol). Add the phenyl vinyl sulfone (109 mg, 0.65 mmol), 1-[5-Bromo-3-[[(2R)-1-methyl-2-pyrrolidinyl]methyl]-1H-indol-1-yl]ethanone (168 mg, 0.5 mmol) and 2 mL of DMF to the reaction. Seal the tube with a Teflon-lined septum and heat to 16 h with vigorous stirring. Cool the suspension to room temperature, dilute with EtOAc and filter througha pad of Celite. Concentrate the filtrate in vacuo to dryness. Wash the residue with 1.0 M NaOH and extract with EtOAc. Consolidate the organic layer, dry with Na2SO4, filter and concentrate.
1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole synthesis route

References

[1] DANIEL WEILIANG TAY*. Palladium-meta-Terarylphosphine Catalyst for the Mizoroki–Heck Reaction of (Hetero)Aryl Bromides and Functional Olefins[J]. Journal of Organic Chemistry, 2015, 80 8: 4054-4063. DOI:10.1021/acs.joc.5b00386.

1-acetyl-3-[((2r)-1-methylpyrrolidin-2-yl)methyl]-5-[(e)-2-(phenylsulfonyl)vinyl]indole Preparation Products And Raw materials

Raw materials

Preparation Products

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(R,E)-1-(3-((1-methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone 1-[3-[[(2R)-1-METHYL-2-PYRROLIDINYL]METHYL]-5-[(1E)-2-(PHENYLSULFONYL)ETHENYL]-1H-INDOL-1-YL]ETHANONE 1-ACETYL-3-[((2R)-1-METHYLPYRROLIDIN-2-YL)METHYL]-5-[(E)-2-(PHENYLSULFONYL)VINYL]INDOLE (S,E)-1-(3-((1-Methylpyrrolidin-2-yl)Methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone Ethanone, 1-[3-[[(2R)-1-Methyl-2-pyrrolidinyl]Methyl]-5-[(1E)-2-(phenylsulfonyl)ethenyl]-1H-indol-1-yl]- N-Acetyl-dehydro-Eletriptan Eletriptan Dehydro N-Acetyl Impurity Eletriptan Dehydro N-Acetyl Imp 1-[3-[[(2R)-1-METHYL-2-PYRROLIDINYL]METHYL]-5-[(1E)-2-(PHENYLSULFONYL)ETHENYL]-1H-INDOL-1-YL]- (R)-1-(3-((1-Methylpyrrolidin-2-yl)methyl)-5-(2-(phenylsulfonyl)vinyl)-1H-indol-1-yl)ethanone (R)-1-ACETYL-5(2-BENZENE SULPHONYL ETHENYL)-3-(N-METHYLPYRROLIDIN-2-YL-METHYL-1H-INDOLE 188113-71-5