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Celastrol

CAS: 34157-83-0 | C29H38O4

2D Structure

3D Structure

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Basic Information

CAS Registry Number: 34157-83-0
Molecular Formula: C29H38O4
Molecular Mass: 450.62 g/mol

Names and Synonyms:

Celastrol
24,25,26-Trinoroleana-1(10),3,5,7-tetraen-29-oic acid, 3-hydroxy-9,13-dimethyl-2-oxo-, (9β,13α,14β,20α)-
D:A-Friedo-24-noroleana-1(10),3,5,7-tetraen-29-oic acid, 3-hydroxy-2-oxo-, (20α)-
24-Nor-D:A-friedooleana-1(10),3,5,7-tetraen-29-oic acid, 3-hydroxy-2-oxo-
(9β,13α,14β,20α)-3-Hydroxy-9,13-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oic acid
Celastrol
Tripterin
2-Picenecarboxylic acid, 1,2,3,4,4a,5,6,6a,11,12b,13,14,14a,14b-tetradecahydro-10-hydroxy-2,4a,6a,9,12b,14a-hexamethyl-11-oxo-, [2R-(2α,4aβ,6aβ,12bβ,14aα,14bβ)]-
2-Picenecarboxylic acid, 1,2,3,4,4a,5,6,6a,11,12b,13,14,14a,14b-tetradecahydro-10-hydroxy-2,4a,6a,9,12b,14a-hexamethyl-11-oxo-, (2R,4aS,6aS,12bR,14aS,14bR)-
NSC 70931
UI1590

Identifiers:

SMILES:
CC1=C(O)C(=O)C=C2C1=CC=C1[C@@]2(C)CC[C@@]2(C)[C@@H]3C[C@](C)(C(=O)O)CC[C@]3(C)CC[C@]12C
InChI:
InChI=1S/C29H38O4/c1-17-18-7-8-21-27(4,19(18)15-20(30)23(17)31)12-14-29(6)22-16-26(3,24(32)33)10-9-25(22,2)11-13-28(21,29)5/h7-8,15,22,31H,9-14,16H2,1-6H3,(H,32,33)/t22-,25-,26-,27+,28-,29+/m1/s1

Key Properties

Melting Point
195 °C (decomp) @ Solvent: Diethyl ether, Ligroine CAS Common Chemistry

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 450.62 g/mol CAS Common Chemistry
450.61900000000037 g/mol RDKit
450.27700969599994 g/mol RDKit
Wikipedia Url https://en.wikipedia.org/wiki/Celastrol CAS Common Chemistry
Canonical SMILES O=C1C=C2C(=CC=C3C2(C)CCC4(C)C5CC(C(=O)O)(C)CCC5(C)CCC34C)C(=C1O)C CAS Common Chemistry
InChI InChI=1S/C29H38O4/c1-17-18-7-8-21-27(4,19(18)15-20(30)23(17)31)12-14-29(6)22-16-26(3,24(32)33)10-9-25(22,2)11-13-28(21,29)5/h7-8,15,22,31H,9-14,16H2,1-6H3,(H,32,33)/t22-,25-,26-,27+,28-,29+/m1/s1 CAS Common Chemistry
InChI Key InChIKey=KQJSQWZMSAGSHN-JJWQIEBTSA-N CAS Common Chemistry
Melting Point 195 °C (decomp) @ Solvent: Diethyl ether, Ligroine CAS Common Chemistry
Name Celastrol CAS Common Chemistry
Heavy Atom Count 33 RDKit
Hydrogen Bond Acceptors 3 RDKit
Hydrogen Bond Donors 2 RDKit
Rotatable Bonds 1 RDKit
Aromatic Ring Count 0 RDKit
Topological Polar Surface Area 74.6 Ų RDKit
LogP 6.697700000000006 RDKit
Molar Refractivity 128.56460000000007 RDKit

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