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Pyr-41

CAS: 418805-02-4 | C17H13N3O7

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 418805-02-4
Molecular Formula: C17H13N3O7
Molecular Mass: 371.31 g/mol

Names and Synonyms:

Pyr-41
Benzoic acid, 4-[4-[(5-nitro-2-furanyl)methylene]-3,5-dioxo-1-pyrazolidinyl]-, ethyl ester
PYR 41

Identifiers:

SMILES:
CCOC(=O)c1ccc(N2NC(=O)C(=Cc3ccc([N+](=O)[O-])o3)C2=O)cc1
InChI:
InChI=1S/C17H13N3O7/c1-2-26-17(23)10-3-5-11(6-4-10)19-16(22)13(15(21)18-19)9-12-7-8-14(27-12)20(24)25/h3-9H,2H2,1H3,(H,18,21)

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 371.31 g/mol CAS Common Chemistry
371.3050000000001 g/mol RDKit
371.0753497559999 g/mol RDKit
Wikipedia Url https://en.wikipedia.org/wiki/PYR-41 CAS Common Chemistry
Canonical SMILES O=C(OCC)C1=CC=C(C=C1)N2NC(=O)C(=CC=3OC(=CC3)N(=O)=O)C2=O CAS Common Chemistry
InChI InChI=1S/C17H13N3O7/c1-2-26-17(23)10-3-5-11(6-4-10)19-16(22)13(15(21)18-19)9-12-7-8-14(27-12)20(24)25/h3-9H,2H2,1H3,(H,18,21) CAS Common Chemistry
InChI Key InChIKey=ARGIPZKQJGFSGQ-UHFFFAOYSA-N CAS Common Chemistry
Name PYR 41 CAS Common Chemistry
PYR-41 CAS Common Chemistry
Heavy Atom Count 27 RDKit
Hydrogen Bond Acceptors 7 RDKit
Hydrogen Bond Donors 1 RDKit
Rotatable Bonds 5 RDKit
Aromatic Ring Count 2 RDKit
Topological Polar Surface Area 131.99 Ų RDKit
LogP 1.8258999999999999 RDKit
Molar Refractivity 91.3666 RDKit

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