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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1503443Generated: October 30, 2026

Bis(trimethylsilyl)carbodiimide → HCID 58197808, compound

https://huagongshe.com/reaction/1503443

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBis(trimethylsilyl)carbodiimideHCID 70473—
ReactantHCID 58197523HCID 58197523—
CatalystTitanium TetrachlorideHCID 24193—
SolventDichloromethaneHCID 6344—
ProductHCID 58197808HCID 58197808—

Reaction Steps

To a solution of 3-(1′-oxo-1′,3′,5,7-tetrahydrospiro[cyclopenta[d]pyridazine-6,2′-inden]-6′-yl)benzonitrile (0.0386 g, 0.11 mmol) in CH2Cl2 (5 mL) was added 0.5 mL of 1.0 M TiCl4 in CH2Cl2 at room temperature. After 1.5 h, 0.4 mL of bis(trimethylsilyl)carbodiimide was added to the yellow solution. The resulting mixture was then stirred at room temperature for 20 h. The mixture was quenched with ice, diluted with CH2Cl2, and dried over Na2SO4. After the solvent was removed under reduced pressure, the crude product was directly used in the next step without further purification. LC-MS tR=1.43 min in 3 min chromatography, m/z 362 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09212153B2
Source datasetuspto-grants-2015_12
ORD IDord-b9058fe7064f4f7da76c095d1dfe541a
Source noteuspto-grants-2015_12