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(±)-Tetrahydropalmatine

CAS: 10097-84-4 | C21H25NO4

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 10097-84-4
Molecular Formula: C21H25NO4
Molecular Mass: 355.43 g/mol

Names and Synonyms:

(±)-Tetrahydropalmatine
6H-Dibenzo[a,g]quinolizine, 5,8,13,13a-tetrahydro-2,3,9,10-tetramethoxy-
Berbine, 2,3,9,10-tetramethoxy-, (±)-
6H-Dibenzo[a,g]quinolizine, 5,8,13,13a-tetrahydro-2,3,9,10-tetramethoxy-, (±)-
DL-Berbine, 2,3,9,10-tetramethoxy-
5,8,13,13a-Tetrahydro-2,3,9,10-tetramethoxy-6H-dibenzo[a,g]quinolizine
dl-Tetrahydropalmatine
(±)-Tetrahydropalmatine
DL-Tetrahydropalmatine
(±)-Corydalis B
(R,S)-Tetrahydropalmatine
Tetrahydropalmatine
THP
2,3,9,10-Tetramethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline
2,3,9,10-Tetramethoxy-5,8,13,13a-tetrahydro-6H-isoquino[3,2-a]isoquinoline

Identifiers:

SMILES:
COc1cc2c(cc1OC)C1Cc3ccc(OC)c(OC)c3CN1CC2
InChI:
InChI=1S/C21H25NO4/c1-23-18-6-5-13-9-17-15-11-20(25-3)19(24-2)10-14(15)7-8-22(17)12-16(13)21(18)26-4/h5-6,10-11,17H,7-9,12H2,1-4H3

Key Properties

Melting Point
145 °C 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 355.43 g/mol CAS Common Chemistry
355.4340000000002 g/mol RDKit
355.17835828000005 g/mol RDKit
Canonical SMILES O(C1=CC=C2C(=C1OC)CN3CCC4=CC(OC)=C(OC)C=C4C3C2)C CAS Common Chemistry
InChI InChI=1S/C21H25NO4/c1-23-18-6-5-13-9-17-15-11-20(25-3)19(24-2)10-14(15)7-8-22(17)12-16(13)21(18)26-4/h5-6,10-11,17H,7-9,12H2,1-4H3 CAS Common Chemistry
InChI Key InChIKey=AEQDJSLRWYMAQI-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 145 °C CAS Common Chemistry
Name (±)-Tetrahydropalmatine CAS Common Chemistry
Heavy Atom Count 26 RDKit
Hydrogen Bond Acceptors 5 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 4 RDKit
Aromatic Ring Count 2 RDKit
Topological Polar Surface Area 40.160000000000004 Ų RDKit
LogP 3.376500000000002 RDKit
Molar Refractivity 99.65100000000007 RDKit

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