Crystallography Open Database

Information card for entry 1577424

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Coordinates	1577424.cif
Original paper (by DOI)	HTML

Structure parameters

Chemical name	N-(5-chloro-2,4'-dioxo-1',4'-dihydro-3'H-spiro[indoline-3,2'-quinazolin]-3'-yl)benzamide
Formula	C26 H23 Cl N4 O5
Calculated formula	C26 H23 Cl N4 O5
Title of publication	Phosphotungstic acid-doped covalent triazine framework as a bifunctional heterogeneous catalyst for one-pot multicomponent synthesis of spiro-quinazolinones under green reaction conditions
Authors of publication	Zameer, Nazia; Mustafa, Atif; Siddiqui, Zeba N.
Journal of publication	Catalysis Science & Technology
Year of publication	2026
a	14.1522 ± 0.0003 Å
b	21.2157 ± 0.0007 Å
c	8.3685 ± 0.0002 Å
α	90°
β	95.756 ± 0.002°
γ	90°
Cell volume	2499.96 ± 0.12 Å³
Cell temperature	293 ± 2 K
Ambient diffraction temperature	293 ± 2 K
Number of distinct elements	5
Space group number	14
Hermann-Mauguin space group symbol	P 1 21/c 1
Hall space group symbol	-P 2ybc
Residual factor for all reflections	0.0748
Residual factor for significantly intense reflections	0.0523
Weighted residual factors for significantly intense reflections	0.1394
Weighted residual factors for all reflections included in the refinement	0.1529
Goodness-of-fit parameter for all reflections included in the refinement	1.08
Diffraction radiation wavelength	0.71073 Å
Diffraction radiation type	MoKα
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

Revision	Date	Message	Files
306617 (current)	2026-06-23	cif/ Adding structures of 1577424 via cif-deposit CGI script.	1577424.cif