Product Name

  • Name

    Cedrol

  • EINECS 201-035-6
  • CAS No. 77-53-2
  • Article Data12
  • CAS DataBase
  • Density 1 g/cm3
  • Solubility
  • Melting Point 55-59 °C(lit.)
  • Formula C15H26O
  • Boiling Point 277.2 °C at 760 mmHg
  • Molecular Weight 222.371
  • Flash Point 115.5 °C
  • Transport Information
  • Appearance
  • Safety 22-24/25
  • Risk Codes
  • Molecular Structure Molecular Structure of 77-53-2 (Cedrol)
  • Hazard Symbols
  • Synonyms 1H-3a,7-Methanoazulen-6-ol,octahydro-3,6,8,8-tetramethyl-, [3R-(3a,3ab,6a,7b,8aa)]-;8bH-Cedran-8-ol (8CI);Cedrol(6CI,7CI);(+)-Cedrol;a-Cedrol;1H-3a,7-Methanoazulen-6-ol,octahydro-3,6,8,8-tetramethyl-, (3R,3aS,6R,7R,8aS)-;
  • PSA 20.23000
  • LogP 3.60980

Synthetic route

methyllithium
917-54-4

methyllithium

15-nor-3-oxo cedrane
52153-97-6

15-nor-3-oxo cedrane

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
In diethyl ether Heating;
(3R,3aS,6R,7R,8aR)-6-Hydroxy-3,6,8-trimethyl-octahydro-3a,7-methano-azulene-8-carbaldehyde

(3R,3aS,6R,7R,8aR)-6-Hydroxy-3,6,8-trimethyl-octahydro-3a,7-methano-azulene-8-carbaldehyde

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
(i) KOH, N2H4, HOCH2CH2OH, (ii) (heating); Multistep reaction;
(3R,3aS,6R,7R,8aR)-8-Hydroxymethyl-3,6,8-trimethyl-octahydro-3a,7-methano-azulen-6-ol

(3R,3aS,6R,7R,8aR)-8-Hydroxymethyl-3,6,8-trimethyl-octahydro-3a,7-methano-azulen-6-ol

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: CrO3, Py
2: (i) KOH, N2H4, HOCH2CH2OH, (ii) (heating)
View Scheme
3-Nor-cedrol
109507-91-7

3-Nor-cedrol

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: CrO3, Py
2: diethyl ether / Heating
View Scheme
3-Norcedr-2-en-3-on
40768-85-2, 109312-44-9

3-Norcedr-2-en-3-on

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: H2 / Pd-C / ethanol
2: diethyl ether / Heating
View Scheme
(3aR)-2c-acetyl-1,1,4c-trimethyl-(6ac)-hexahydro-pentalene-3ar-carboxylic acid methyl ester
76679-86-2, 101262-59-3

(3aR)-2c-acetyl-1,1,4c-trimethyl-(6ac)-hexahydro-pentalene-3ar-carboxylic acid methyl ester

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: (i) LiAlH4, (ii) CrO3, Py, (iii) aq. KOH
2: H2 / Pd-C / ethanol
3: diethyl ether / Heating
View Scheme
(3aR)-1.1.4c-trimethyl-(6acH)-hexahydro-3H-pentalene-dicarboxylic acid-(2c.3ar)
70639-04-2

(3aR)-1.1.4c-trimethyl-(6acH)-hexahydro-3H-pentalene-dicarboxylic acid-(2c.3ar)

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
Multi-step reaction with 6 steps
2: KOH, EtOH / Heating
4: (i) LiAlH4, (ii) CrO3, Py, (iii) aq. KOH
5: H2 / Pd-C / ethanol
6: diethyl ether / Heating
View Scheme
(-)-Norcedren-dicarbonsaeuredimethylester
70639-05-3

(-)-Norcedren-dicarbonsaeuredimethylester

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: KOH, EtOH / Heating
3: (i) LiAlH4, (ii) CrO3, Py, (iii) aq. KOH
4: H2 / Pd-C / ethanol
5: diethyl ether / Heating
View Scheme
(3aR)-1,1,4c-trimethyl-(6acH)-hexahydro-3H-pentalene-dicarboxylic acid-(2c.3ar)-3a-methyl ester

(3aR)-1,1,4c-trimethyl-(6acH)-hexahydro-3H-pentalene-dicarboxylic acid-(2c.3ar)-3a-methyl ester

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
Multi-step reaction with 4 steps
2: (i) LiAlH4, (ii) CrO3, Py, (iii) aq. KOH
3: H2 / Pd-C / ethanol
4: diethyl ether / Heating
View Scheme
C19H30O4S2

C19H30O4S2

(+)-cedrol
77-53-2

(+)-cedrol

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: (i) Raney-Ni, (ii) aq. KOH, EtOH, (iii) (racemate resolution using quinine)
3: KOH, EtOH / Heating
5: (i) LiAlH4, (ii) CrO3, Py, (iii) aq. KOH
6: H2 / Pd-C / ethanol
7: diethyl ether / Heating
View Scheme

A

β-(+)-cedrene
546-28-1

β-(+)-cedrene

B

(+)-cedrol
77-53-2

(+)-cedrol

C

alpha-cedrene
469-61-4

alpha-cedrene

D

(-)-(3R,3aS,6S,7R,8aS)-isocedrol
19903-73-2

(-)-(3R,3aS,6S,7R,8aS)-isocedrol

Conditions
ConditionsYield
With epicedrol synthase In aq. buffer at 30℃; for 1h; pH=8.5; Enzymatic reaction;
Conditions
ConditionsYield
With cedrol synthase gene from the transcriptome of the glandular trichomes of a woody Lamiaceae plant Leucosceptrum canum In aq. buffer at 30℃; for 3h; pH=7.4; Enzymatic reaction;
(+)-cedrol
77-53-2

(+)-cedrol

1-cyano-2-methoxynaphthalene
16000-39-8

1-cyano-2-methoxynaphthalene

2-(((3R,3aS,6R,7R,8aS)-3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulen-6-yl)oxy)-1-naphthonitrile

2-(((3R,3aS,6R,7R,8aS)-3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulen-6-yl)oxy)-1-naphthonitrile

Conditions
ConditionsYield
With potassium hexamethylsilazane In 1,4-dioxane at 20℃; for 16h; Inert atmosphere; Sealed tube; Glovebox;98%
methylene chloride
74-87-3

methylene chloride

(+)-cedrol
77-53-2

(+)-cedrol

cedrol methyl ether
67874-81-1

cedrol methyl ether

Conditions
ConditionsYield
Stage #1: (+)-cedrol With potassium tert-butylate In toluene; tert-butyl alcohol at 85 - 110℃; Green chemistry;
Stage #2: methylene chloride In tert-butyl methyl ether at 60℃; under 1875.19 Torr; Reagent/catalyst; Temperature; Pressure; Autoclave; Green chemistry;
96.3%
difluorosulfoacetic acid sodium salt
912289-98-6

difluorosulfoacetic acid sodium salt

(+)-cedrol
77-53-2

(+)-cedrol

C17H25F2O5S(1-)*Na(1+)

C17H25F2O5S(1-)*Na(1+)

Conditions
ConditionsYield
With p-toluenesulfonic acid monohydrate In toluene for 42h; Reflux;91%
(+)-cedrol
77-53-2

(+)-cedrol

ethyl bromoacetate
105-36-2

ethyl bromoacetate

C19H32O3

C19H32O3

Conditions
ConditionsYield
Stage #1: (+)-cedrol With sodium hydroxide In tetrahydrofuran at 0℃; for 0.333333h; Inert atmosphere;
Stage #2: ethyl bromoacetate In tetrahydrofuran at 25℃; for 6.33333h;
88%
(+)-cedrol
77-53-2

(+)-cedrol

trifluoroacetic anhydride
407-25-0

trifluoroacetic anhydride

(3R,3aS,6R,7R,8aS)-3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulen-6-yl 2,2,2-trifluoroacetate

(3R,3aS,6R,7R,8aS)-3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulen-6-yl 2,2,2-trifluoroacetate

Conditions
ConditionsYield
With pyridine In dichloromethane at 0 - 20℃; for 2h; Inert atmosphere;83%
(+)-cedrol
77-53-2

(+)-cedrol

(1R,3aS,3bR,6R)-1,3a,6-trimethyl-octahydro-1H-1,6a-cedarane[1,2-c]furan
18319-31-8

(1R,3aS,3bR,6R)-1,3a,6-trimethyl-octahydro-1H-1,6a-cedarane[1,2-c]furan

Conditions
ConditionsYield
With [bis(acetoxy)iodo]benzene; iodine In cyclohexane at 23℃; for 1.5h; Irradiation; Inert atmosphere;73%
With diphenylselenium hydroxyacetate; iodine In cyclohexane at 50℃; for 12h; Irradiation;67%
With [bis(acetoxy)iodo]benzene; iodine In cyclohexane at 20℃; for 1.5h; Irradiation; Inert atmosphere; regioselective reaction;
(+)-cedrol
77-53-2

(+)-cedrol

(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol
67152-03-8

(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol

Conditions
ConditionsYield
Stage #1: (+)-cedrol With cis-RuCl2(4,4'-di-tert-butyl-2,2'-bipyridine)2; acetic acid In water for 0.0333333h; Darkness;
Stage #2: With periodic acid In water for 4h; Darkness; chemoselective reaction;
55%
With iodosylbenzene; C40H39ClN4OPRu(1+)*Cl(1-); trifluoroacetic acid In 1,1,2,2-tetrachloroethane at 35℃; for 18h; regioselective reaction;53%
With 1,3,5-trichlorobenzene; iodosylbenzene; C38H35ClN4OPRu(1+)*Cl(1-); trifluoroacetic acid In 1,1,2,2-tetrachloroethane at 30℃; for 48h;36.5%
With ammonium cerium (IV) nitrate; 2C7H7O3S(1-)*C20H30N4O2Ru(2+) In water; tert-butyl alcohol at 20℃; for 0.666667h;
2,3,5-p-Nitrobenzoyl-D-ribofuranosylbromid
63527-43-5

2,3,5-p-Nitrobenzoyl-D-ribofuranosylbromid

(+)-cedrol
77-53-2

(+)-cedrol

(Cedran-8-yl)-2,3,5-tri-O-(p-nitrobenzoyl)-β-D-ribofuranosid
99049-93-1

(Cedran-8-yl)-2,3,5-tri-O-(p-nitrobenzoyl)-β-D-ribofuranosid

Conditions
ConditionsYield
With molecular sieve; silver silicate In dichloromethane for 24h;43%
(+)-cedrol
77-53-2

(+)-cedrol

2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide
572-09-8

2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide

(Cedran-8-yl)-2,3,4,6-tetra-O-acetyl-β-D-glucopyranosid
99049-91-9

(Cedran-8-yl)-2,3,4,6-tetra-O-acetyl-β-D-glucopyranosid

Conditions
ConditionsYield
With calcium sulfate; silver carbonate In dichloromethane for 1.5h; Ambient temperature;40%
methyl pyridine-3-acetate
39998-25-9

methyl pyridine-3-acetate

(+)-cedrol
77-53-2

(+)-cedrol

(1S,2R,5S,8R)-cedryl 3-pyridylacetate

(1S,2R,5S,8R)-cedryl 3-pyridylacetate

Conditions
ConditionsYield
With n-butyllithium In hexane for 24h; Ambient temperature;38%
(+)-cedrol
77-53-2

(+)-cedrol

A

((3aR)-1.1.4c-trimethyl-2c-acetyl-(6acH)-hexahydro-3H-pentalenyl-(3ar))-acetic acid
142864-21-9

((3aR)-1.1.4c-trimethyl-2c-acetyl-(6acH)-hexahydro-3H-pentalenyl-(3ar))-acetic acid

B

(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol
67152-03-8

(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol

Conditions
ConditionsYield
With ruthenium trichloride; sodium periodate In tetrachloromethane; water; acetonitrile at 70℃; for 24h;A n/a
B 29%
(+)-cedrol
77-53-2

(+)-cedrol

trimethylaluminum
75-24-1

trimethylaluminum

C34H62Al2O2

C34H62Al2O2

Conditions
ConditionsYield
With 4-Fluorobenzoic acid In octane at 85℃; for 144h;28%
(+)-cedrol
77-53-2

(+)-cedrol

ethyl acrylate
140-88-5

ethyl acrylate

ethyl 3-((3R,3aS,6S,7S,8aS)-3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulen-6-yl)propanoate

ethyl 3-((3R,3aS,6S,7S,8aS)-3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulen-6-yl)propanoate

Conditions
ConditionsYield
With cyclopentadienyl titanium(IV) trichloride; triethylsilyl chloride; zinc In tetrahydrofuran at 60℃; for 12h; Molecular sieve; Sealed tube; Inert atmosphere; enantioselective reaction;27%
(+)-cedrol
77-53-2

(+)-cedrol

2,3,5-tri-O-benzoyl-D-ribofuranosyl bromide
22860-91-9

2,3,5-tri-O-benzoyl-D-ribofuranosyl bromide

(Cedran-8-yl)-2,3,5-tri-O-benzoyl-β-D-ribofuranosid
99049-94-2

(Cedran-8-yl)-2,3,5-tri-O-benzoyl-β-D-ribofuranosid

Conditions
ConditionsYield
With molecular sieve; silver silicate In dichloromethane for 1h;14%
methyl 4-pyridineacetate
29800-89-3

methyl 4-pyridineacetate

(+)-cedrol
77-53-2

(+)-cedrol

(1S,2S,5S,8R)-cedryl 4-pyridylacetate

(1S,2S,5S,8R)-cedryl 4-pyridylacetate

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; hexane for 24h; Ambient temperature;13%
(+)-cedrol
77-53-2

(+)-cedrol

A

3α,8β-dihydroxycedrane
50539-24-7

3α,8β-dihydroxycedrane

B

(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol
67152-03-8

(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol

C

3β,8β-dihydroxycedrane

3β,8β-dihydroxycedrane

D

8β,12-dihydroxycedrane

8β,12-dihydroxycedrane

Conditions
ConditionsYield
With Mucor plumbeus In ethanol for 144h; Further byproducts given;A 5 mg
B 3%
C 5 mg
D 2%
(+)-cedrol
77-53-2

(+)-cedrol

A

3α,8β-dihydroxycedrane
50539-24-7

3α,8β-dihydroxycedrane

B

(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol
67152-03-8

(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol

C

3β,8β-dihydroxycedrane

3β,8β-dihydroxycedrane

D

8β,12-dihydroxycedrane

8β,12-dihydroxycedrane

E

3β,8β,10-trihydroxycedrane

3β,8β,10-trihydroxycedrane

Conditions
ConditionsYield
With Mucor plumbeus In ethanol for 144h; Product distribution; microbiological hydroxylation of cedrol and related compounds by Mucor plumbeus;A 5 mg
B 3%
C 6 mg
D 2%
E n/a
(+)-cedrol
77-53-2

(+)-cedrol

8-β-hydroxycedran-10-one

8-β-hydroxycedran-10-one

Conditions
ConditionsYield
With pyridine; zinc; Fe3O(OAc)6Pyr3.5 In water; acetic acid for 6h; Ambient temperature;1.3%
formic acid
64-18-6

formic acid

(+)-cedrol
77-53-2

(+)-cedrol

(-)-α-cedrene
469-61-4

(-)-α-cedrene

(+)-cedrol
77-53-2

(+)-cedrol

N-chlorobetainyl chloride
53684-57-4

N-chlorobetainyl chloride

O-trimethylammonioacetyl-cedrol; chloride

O-trimethylammonioacetyl-cedrol; chloride

Conditions
ConditionsYield
With chloroform; N,N-dimethyl-aniline
(+)-cedrol
77-53-2

(+)-cedrol

(8aS)-6c-(3.5-dinitro-benzoyloxy)-3c.6t.8.8-tetramethyl-(8arH)-octahydro-3H-3at.7t-methano-azulene

(8aS)-6c-(3.5-dinitro-benzoyloxy)-3c.6t.8.8-tetramethyl-(8arH)-octahydro-3H-3at.7t-methano-azulene

Cedrol Chemical Properties

The Molecular Structure of Cedrol (CAS NO.77-53-2):

Molecular Formula C15H26O
Molecular Weight 222.37
Melting Point: 55-59°C
Boiling Point: 273°C 
Flash Point: 200 ºF
Product Categories: Industrial/Fine Chemicals 
Synonyms: (+)-Cedrol ; AI3-02178 ; Cedarwood oil alcohols ; Cedrol (natural) ; EINECS 201-035-6 ; EUDESMOL ; UNII-63ZM9703BO ; a-Cedrol ; (3R-(3alpha,3Abeta,6alpha,7beta,8aalpha))-octahydro-3,6,8,8-tetramethyl-1H-3a,7-methanoazulen-6-ol ; 1H-3a,7-Methanoazulen-6-ol, octahydro-3,6,8,8-tetramethyl- ; (3R,3aS,6R,7R,8aS)- 8-betaH-Cedran-8-ol (8CI) 8betaH-Cedran-8-ol (8CI) Cedrol (6CI,7CI)   

Cedrol Uses

 Cedrol (CAS NO.77-53-2) can be used as a perfume fixative for variety of cosmetic compunds and the materials of Cedryl Acetate and Methyl Cedryl Ether etc.

Cedrol Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD intraperitoneal > 500mg/kg (500mg/kg)   "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. Vol. 8, Pg. 102, 1956.
rabbit LD50 skin > 5gm/kg (5000mg/kg)   Food and Cosmetics Toxicology. Vol. 13, Pg. 745, 1975.

Cedrol Safety Profile

Safety Statements: 22-24/25 
S22: Do not breathe dust
S24/25: Avoid contact with skin and eyes
WGK Germany: 2
RTECS: PB7728666
Human experience: 8 % solution: no irritation or sensitization.
Maximised Survey-derived Daily Intakes (MSDI-EU) : 13.00 (μg/capita/day)
modified Theoretical Added Maximum Daily Intake (mTAMDI) : 3900 (μg/person/day)
Threshold of concern : 1800 (μg/person/day)
R 36/37/38: Irritating to eyes, respiratory system, and skin.
S 02: Keep out of the reach of children.
S 24/25: Avoid contact with skin and eyes.
S 26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36: Wear suitable protective clothing.
Dermal Toxicity(LD50): Skin-Rabbit  >5.00  gm/kg

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