Product Name

  • Name

    Celastrol

  • EINECS 636-472-5
  • CAS No. 34157-83-0
  • Article Data1
  • CAS DataBase
  • Density 1.2 g/cm3
  • Solubility
  • Melting Point 185-200oC
  • Formula C29H38O4
  • Boiling Point 645.7 °C at 760 mmHg
  • Molecular Weight 450.618
  • Flash Point 358.3 °C
  • Transport Information
  • Appearance red crystalline powder
  • Safety 45-24/25
  • Risk Codes 25
  • Molecular Structure Molecular Structure of 34157-83-0 (Celastrol)
  • Hazard Symbols T
  • Synonyms 24-Nor-D:A-friedooleana-1(10),3,5,7-tetraen-29-oicacid, 3-hydroxy-2-oxo- (7CI,8CI);D:A-Friedo-24-noroleana-1(10),3,5,7-tetraen-29-oic acid, 3-hydroxy-2-oxo-, (20a)-;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)-;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-(2a,4ab,6ab,12bb,14aa,14bb)]-;Tripterin;
  • PSA 74.60000
  • LogP 6.69770

Synthetic route

C39H55N3O10S

C39H55N3O10S

A

GLUTATHIONE
70-18-8

GLUTATHIONE

B

celastrol
34157-83-0

celastrol

Conditions
ConditionsYield
In aq. phosphate buffer; dimethyl sulfoxide Equilibrium constant;
C31H44O5S

C31H44O5S

A

celastrol
34157-83-0

celastrol

B

2-hydroxyethanethiol
60-24-2

2-hydroxyethanethiol

Conditions
ConditionsYield
In aq. phosphate buffer; dimethyl sulfoxide Equilibrium constant;
celastrol
34157-83-0

celastrol

Dihydrocelastrol

Dihydrocelastrol

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol at 20℃;100%
With sodium tetrahydroborate In d(4)-methanol at 20℃; for 0.5h;99%
With sodium tetrahydroborate In d(4)-methanol at 20℃; for 0.5h;99%
7-methyl-1H-indole
933-67-5

7-methyl-1H-indole

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-8-(7-methyl-1H-indol-3-yl)-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-8-(7-methyl-1H-indol-3-yl)-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;99%
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h; Friedel-Crafts Alkylation;
celastrol
34157-83-0

celastrol

5-methyl-1H-indole
614-96-0

5-methyl-1H-indole

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-8-(5-methyl-1H-indol-3-yl)-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-8-(5-methyl-1H-indol-3-yl)-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;99%
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h; Friedel-Crafts Alkylation;
6-methylindole
3420-02-8

6-methylindole

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-8-(6-methyl-1H-indol-3-yl)-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-8-(6-methyl-1H-indol-3-yl)-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;99%
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h; Friedel-Crafts Alkylation;
celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-10-hydroxy-2,4-a,6a,9,12b,14a-hexamethyl-11-oxo-1,2,3,4,4a,5,6,6a,11,12b,13,14,14a,14b-tetradecahydropicene-2-carboxamide
1361057-85-3

(2R,4aS,6aS,12bR,14aS,14bR)-10-hydroxy-2,4-a,6a,9,12b,14a-hexamethyl-11-oxo-1,2,3,4,4a,5,6,6a,11,12b,13,14,14a,14b-tetradecahydropicene-2-carboxamide

Conditions
ConditionsYield
With ammonium chloride; N-ethyl-N,N-diisopropylamine; HATU In N,N-dimethyl-formamide at 20℃;98%
With O-(7-azabenzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; ammonium chloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃;91%
indole
120-72-9

indole

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Reagent/catalyst; Solvent; Friedel-Crafts Alkylation; Sealed tube;97%
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h;78%
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h; Friedel-Crafts Alkylation;
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 5h;122.2 mg
6-chloroindole
17422-33-2

6-chloroindole

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-8-(6-chloro-1H-indol-3-yl)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-8-(6-chloro-1H-indol-3-yl)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;97%
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h; Friedel-Crafts Alkylation;
4-methoxy-1H-indole
4837-90-5

4-methoxy-1H-indole

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(4-methoxy-1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(4-methoxy-1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;97%
celastrol
34157-83-0

celastrol

methyl iodide
74-88-4

methyl iodide

pristimerin
1258-84-0

pristimerin

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 4h;96.8%
With sodium tetrahydroborate In N,N-dimethyl-formamide at 20℃; for 48h;95.4%
With sodium carbonate In N,N-dimethyl-formamide at 20℃;90%
5-methoxylindole
1006-94-6

5-methoxylindole

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(5-methoxy-1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(5-methoxy-1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;95%
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h; Friedel-Crafts Alkylation;
6-fluoro-1H-indole
399-51-9

6-fluoro-1H-indole

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-8-(6-fluoro-1H-indol-3-yl)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-8-(6-fluoro-1H-indol-3-yl)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;95%
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h; Friedel-Crafts Alkylation;
7-methoxy-1H-indole
3189-22-8

7-methoxy-1H-indole

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(7-methoxy-1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(7-methoxy-1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;94%
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 5h;
celastrol
34157-83-0

celastrol

5-chloro-1H-indole
17422-32-1

5-chloro-1H-indole

(2R,4aS,6aS,12bR,14aS,14bR)-8-(5-chloro-1H-indol-3-yl)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-8-(5-chloro-1H-indol-3-yl)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;94%
celastrol
34157-83-0

celastrol

1-halopentane

1-halopentane

C34H48O4

C34H48O4

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;94%
celastrol
34157-83-0

celastrol

1-(halomethyl)-3-chlorobenzene

1-(halomethyl)-3-chlorobenzene

C36H43ClO4

C36H43ClO4

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;93%
celastrol
34157-83-0

celastrol

1-halo-2-methylpropane

1-halo-2-methylpropane

3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oic acid isobutyl ester

3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oic acid isobutyl ester

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;93%
celastrol
34157-83-0

celastrol

[(halomethoxy)methyl]benzene

[(halomethoxy)methyl]benzene

C37H46O5

C37H46O5

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;93%
celastrol
34157-83-0

celastrol

ethyl halide

ethyl halide

3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oic acid ethyl ester
1105067-39-7

3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oic acid ethyl ester

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;93%
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 24h;84%
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃;
5-bromo-1H-indole
10075-50-0

5-bromo-1H-indole

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-8-(5-bromo-1H-indol-3-yl)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-8-(5-bromo-1H-indol-3-yl)-10,11-dihydroxy-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;92%
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h; Friedel-Crafts Alkylation;
celastrol
34157-83-0

celastrol

1-halohexane

1-halohexane

C35H50O4

C35H50O4

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;92%
celastrol
34157-83-0

celastrol

halocyclopropane

halocyclopropane

C32H42O4

C32H42O4

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;92%
celastrol
34157-83-0

celastrol

1-(halomethyl)-4-bromobenzene

1-(halomethyl)-4-bromobenzene

C36H43BrO4

C36H43BrO4

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;91%
celastrol
34157-83-0

celastrol

2-halobutane

2-halobutane

C33H46O4

C33H46O4

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;91%
celastrol
34157-83-0

celastrol

butyl halide

butyl halide

butyl 3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oate
842143-39-9

butyl 3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oate

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;91%
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 24h;75%
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃;
celastrol
34157-83-0

celastrol

ethyl 2-halomoacetate

ethyl 2-halomoacetate

C33H44O6

C33H44O6

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;91%
celastrol
34157-83-0

celastrol

methyl halide

methyl halide

pristimerin
1258-84-0

pristimerin

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;91%
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 24h;74%
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃;
celastrol
34157-83-0

celastrol

propyl halide

propyl halide

3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oic acid propyl ester
1239313-00-8

3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oic acid propyl ester

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;91%
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 24h;81%
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃;
indol-5-ol
1953-54-4

indol-5-ol

celastrol
34157-83-0

celastrol

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(5-hydroxy-1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

(2R,4aS,6aS,12bR,14aS,14bR)-10,11-dihydroxy-8-(5-hydroxy-1H-indol-3-yl)-2,4a,6a,9,12b,14a-hexamethyl-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-tetradecahydropicene-2-carboxylic acid

Conditions
ConditionsYield
With aluminium(III) chloride hexahydrate In dichloromethane at 20℃; for 3h; Friedel-Crafts Alkylation; Sealed tube;90%
celastrol
34157-83-0

celastrol

(halomethyl)benzene

(halomethyl)benzene

benzyl 3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oate
842143-38-8

benzyl 3-hydroxy-9β,13α-dimethyl-2-oxo-24,25,26-trinoroleana-1(10),3,5,7-tetraen-29-oate

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;90%
celastrol
34157-83-0

celastrol

1-(halomethyl)-4-nitrobenzene

1-(halomethyl)-4-nitrobenzene

C36H43NO6

C36H43NO6

Conditions
ConditionsYield
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 4h;90%

Celastrol Chemical Properties

IUPAC  Name: (2R,4aS,6aS,6aR,14aS,14bR)-10-Hydroxy-2,4a,6a,6a,9,14a-hexamethyl-11-oxo-1,3,4,5,6,13,14,14b-octahydropicene-2-carboxylic acid   
Empirical Formula: C29H38O4
Molecular Weight: 450.6096 
Freely Rotating Bonds: 2
Polar Surface Area: 52.6 Å2
Index of Refraction: 1.602
Molar Refractivity: 127.93 cm3
Molar Volume: 372.7 cm3
Polarizability: 50.71× 10-24 cm3
Surface Tension: 51.7 dyne/cm
Density: 1.2 g/cm3
Flash Point: 358.3 °C
Enthalpy of Vaporization: 109.09 kJ/mol
Boiling Point: 645.7 °C at 760 mmHg
Vapour Pressure: 2.14E-19 mmHg at 25°C 
The Cas Register Number of  Tripterine is 34157-83-0.The chemical synonyms of  Tripterine are D:A-Friedo-24-noroleana-1(10),3,5,7-tetraen-29-oic acid, 3-hydroxy-2-oxo-, (20alpha)- .The molecular structure of  Tripterine (CAS NO.34157-83-0) is
.

Celastrol Uses

   Tripterine (CAS NO.34157-83-0) is used as organic intermediate.

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