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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1938880Generated: October 31, 2026

Water → N,N'-dibenzylethylenediaminium N,N'-diacetyl-L-cystinate

https://huagongshe.com/reaction/1938880

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantBenzathineHCID 8793—
ReactantN,N'-Diacetyl-L-cystineHCID 6995101—
ProductN,N'-dibenzylethylenediaminium N,N'-diacetyl-L-cystinateHCID 131718839—

Reaction Steps

To a 63% solution of N,N'-diacetyl-L-cystine in water (67 mmole, 21.8 g) was added N,N'-dibenzylethylenediamine (67 mmole, 16.0 g). The exothermic reaction gave a slightly oily product which could be recrystallised from water to give 12.0 g (32%) of the title substance as white crystalline needles.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05693858
Source datasetuspto-grants-1997_12
ORD IDord-c665ec9b4f5246d989b83791ec24f688
Source noteuspto-grants-1997_12