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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 643924Generated: October 31, 2026

Sodium Hydroxide → HCID 17751582, compound

https://huagongshe.com/reaction/643924

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantHCID 59263261HCID 59263261—
SolventMethanol tetrahydrofuran waterHCID 21892291—
ProductHCID 17751582HCID 17751582—

Reaction Conditions

Temperature80 °C

Reaction Steps

To a solution of 5-[6-Hydroxy-7-(1,1,4-trioxo-1,2,5-thiadiazolidin-2-yl)-1,2,3,4-tetrahydronaphthalen-2-yl]-2,2-dimethylpentanoic acid methyl ester (50 mg, 0.12 mmol) in THF/MeOH/H2O (3:3:1 v/v/v, 1 mL,) is added NaOH (50 mg) and it is heated at 80° C. in microwave for 10 min. The solution is concentrated, dissolved in H2O and neutralized with 1N HCl solution. It is then purified by RP-HPLC to give the title compound as a light yellow solid: 1H NMR(CD3OD) δ1.17 (s, 6H), 1.29-1.35 (m, 5H), 1.39-1.41 (m, 2H), 1.60-1.70 (m, 1H), 1.90-1.94 (m 1H), 2.25-2.35 (m, 1H), 2.71-2.75 (m, 3H), 4.27 (s, 2H), 6.59 (s, 1H), 7.09 (s, 1H); (M−H)−=409.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07700633B2
Source datasetuspto-grants-2010_04
ORD IDord-5dd77a50e6cd4d39a9681db2da27d454
Source noteuspto-grants-2010_04