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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1033265Generated: November 1, 2026

Methacrylic Acid → Methacrylic anhydride

https://huagongshe.com/reaction/1033265

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethacrylic AcidHCID 4093—
ReactantSodium HydroxideHCID 14798—
SolventWaterHCID 962—
ProductMethacrylic anhydrideHCID 12974—

Reaction Steps

The 81A product (11.51 gm) was allowed to react under the conditions of Example 1 with 5.28 gm XSA, 9.99 gm methacrylic acid, 2.78 gm AMPS, and 44.50 gm water. After reaction, 6.94 grams of water was added along with NaOH to adjust pH to 4.4 (referred to below as 81B). The solution contained 29% solids.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05310828
Source datasetuspto-grants-1994_05
ORD IDord-4ade0e7e28c14a6f98bbfc1ef9c2af7c
Source noteuspto-grants-1994_05