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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1165664Generated: October 31, 2026

Dimethyl Sulfate → Ethyl 3-methyl-3H-naphtho[2,3-e]indole-2-carboxylate

https://huagongshe.com/reaction/1165664

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethyl SulfateHCID 6497—
ReactantHCID 20065895HCID 20065895—
SolventEthyl acetate hexaneHCID 21226206—
ProductEthyl 3-methyl-3H-naphtho[2,3-e]indole-2-carboxylateHCID 2006589497%

Reaction Steps

Using the procedure described in Example 34A except that dimethyl sulfate was used as the alkylating agent, ethyl 3H-naphth[2,3-e]indole-2-carboxylate (H. G. Pars Pharmaceutical Laboratories, Inc.) gave a 97% yield of ethyl 3-methyl-3H-naphth[2,3-e]indole-2-carboxylate, mp 141°-144°, (EtOAc/hexane), (C,H,N).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04910218
Source datasetuspto-grants-1990_03
ORD IDord-3d06a807322349ebbd5ddd3f097698c7
Source noteuspto-grants-1990_03