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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 848798Generated: October 30, 2026

Styrene → Benzene, ethenyl-, polymer with 1,3-butadiene

https://huagongshe.com/reaction/848798

Reaction equation

Participants

RoleNameHCIDCharge
ReactantStyreneHCID 7501—
Reactant1,3-ButadieneHCID 7845—
ReactantEthyl orthoformateHCID 31214—
SolventCyclohexaneHCID 8078—
ProductBenzene, ethenyl-, polymer with 1,3-butadieneHCID 62697—

Reaction Steps

A 70/30 butadiene-styrene block copolymer was prepared according to Recipe 4 by first forming the styrene block. The triethyl orthoformate was added in a cyclohexane solution with the butadiene to the polystyryllithium polymerization mixture.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04297464
Source datasetuspto-grants-1981_10
ORD IDord-90c13074925842daa1a2da44f9c5b0ed
Source noteuspto-grants-1981_10