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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 647219Generated: October 30, 2026

Hydrochloric Acid → HCID 20485879, compound

https://huagongshe.com/reaction/647219

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant6-Amino-2-methyl-1,3-benzoxazol-4-olHCID 20485881—
Reactant3-(Dioctadecylcarbamoyl)benzene-1-sulfonyl chlorideHCID 20485883—
SolventPyridineHCID 1049—
ProductHCID 20485879HCID 2048587981.2%

Reaction Steps

To a stirred solution of the 6-amino-4-hydroxy-2-methylbenzoxazole (4.1 g, 0.025 mole) in pyridine (190 ml) was added N,N-dioctadecyl-3-chlorosulfonylbenzamide (Example 5) (18.8 g, 0.026 mole). The mixture was stirred at ambient temperature overnight, then poured into ice water (2 liters) and acidified with hydrochloric acid (200 ml). The resulting precipitate was collected, washed well with water, and dried to yield a tan solid (17.3 g, 81.2 percent). TLC showed the product to be homogeneous.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04407930
Source datasetuspto-grants-1983_10
ORD IDord-9dda5ec7e6174ae8b216a217cf8a6ebf
Source noteuspto-grants-1983_10