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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 569725Generated: October 30, 2026

Sodium Hydroxide → L-Malic Acid

https://huagongshe.com/reaction/569725

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantAmmonium HydroxideHCID 14923—
ReactantFumaric AcidHCID 444972—
ProductL-Malic AcidHCID 222656—

Reaction Steps

Cell mass grown according to example C is suspended in 16 liters of a 240 g/l solution containing fumaric acid (neutralized with NH4OH and NaOH in the molar ratio of 2 to 1). The concentration of the cell mass in the fumaric acid solution amounts to 6 g/l (calculated as dry mass). After 24 hours of incubation, 234 g of L-malic acid per liter of fermentation liquid is produced.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04734368
Source datasetuspto-grants-1988_03
ORD IDord-a103eeb94a9848de8941a924b36c85fb
Source noteuspto-grants-1988_03