Conditions | Yield |
---|---|
In diethyl ether Heating; |
(+)-cedrol
Conditions | Yield |
---|---|
(i) KOH, N2H4, HOCH2CH2OH, (ii) (heating); Multistep reaction; |
(+)-cedrol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: CrO3, Py 2: (i) KOH, N2H4, HOCH2CH2OH, (ii) (heating) View Scheme |
3-Nor-cedrol
(+)-cedrol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: CrO3, Py 2: diethyl ether / Heating View Scheme |
3-Norcedr-2-en-3-on
(+)-cedrol
Conditions | Yield |
---|---|
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
(+)-cedrol
Conditions | Yield |
---|---|
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)
(+)-cedrol
Conditions | Yield |
---|---|
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
(+)-cedrol
Conditions | Yield |
---|---|
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 |
(+)-cedrol
Conditions | Yield |
---|---|
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 |
(+)-cedrol
Conditions | Yield |
---|---|
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 |
farnesyl pyrophosphate
A
β-(+)-cedrene
B
(+)-cedrol
C
alpha-cedrene
D
(-)-(3R,3aS,6S,7R,8aS)-isocedrol
Conditions | Yield |
---|---|
With epicedrol synthase In aq. buffer at 30℃; for 1h; pH=8.5; Enzymatic reaction; |
farnesyl pyrophosphate
(+)-cedrol
Conditions | Yield |
---|---|
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
1-cyano-2-methoxynaphthalene
Conditions | Yield |
---|---|
With potassium hexamethylsilazane In 1,4-dioxane at 20℃; for 16h; Inert atmosphere; Sealed tube; Glovebox; | 98% |
Conditions | Yield |
---|---|
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% |
Conditions | Yield |
---|---|
With p-toluenesulfonic acid monohydrate In toluene for 42h; Reflux; | 91% |
Conditions | Yield |
---|---|
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% |
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 0 - 20℃; for 2h; Inert atmosphere; | 83% |
(+)-cedrol
(1R,3aS,3bR,6R)-1,3a,6-trimethyl-octahydro-1H-1,6a-cedarane[1,2-c]furan
Conditions | Yield |
---|---|
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
(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol
Conditions | Yield |
---|---|
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
(+)-cedrol
(Cedran-8-yl)-2,3,5-tri-O-(p-nitrobenzoyl)-β-D-ribofuranosid
Conditions | Yield |
---|---|
With molecular sieve; silver silicate In dichloromethane for 24h; | 43% |
(+)-cedrol
2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide
(Cedran-8-yl)-2,3,4,6-tetra-O-acetyl-β-D-glucopyranosid
Conditions | Yield |
---|---|
With calcium sulfate; silver carbonate In dichloromethane for 1.5h; Ambient temperature; | 40% |
Conditions | Yield |
---|---|
With n-butyllithium In hexane for 24h; Ambient temperature; | 38% |
(+)-cedrol
A
((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
Conditions | Yield |
---|---|
With ruthenium trichloride; sodium periodate In tetrachloromethane; water; acetonitrile at 70℃; for 24h; | A n/a B 29% |
Conditions | Yield |
---|---|
With 4-Fluorobenzoic acid In octane at 85℃; for 144h; | 28% |
Conditions | Yield |
---|---|
With cyclopentadienyl titanium(IV) trichloride; triethylsilyl chloride; zinc In tetrahydrofuran at 60℃; for 12h; Molecular sieve; Sealed tube; Inert atmosphere; enantioselective reaction; | 27% |
(+)-cedrol
2,3,5-tri-O-benzoyl-D-ribofuranosyl bromide
(Cedran-8-yl)-2,3,5-tri-O-benzoyl-β-D-ribofuranosid
Conditions | Yield |
---|---|
With molecular sieve; silver silicate In dichloromethane for 1h; | 14% |
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; hexane for 24h; Ambient temperature; | 13% |
(+)-cedrol
A
3α,8β-dihydroxycedrane
B
(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol
Conditions | Yield |
---|---|
With Mucor plumbeus In ethanol for 144h; Further byproducts given; | A 5 mg B 3% C 5 mg D 2% |
(+)-cedrol
A
3α,8β-dihydroxycedrane
B
(3S,3aR,6R,7R,8aS) -3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulene-3,6-diol
Conditions | Yield |
---|---|
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
Conditions | Yield |
---|---|
With pyridine; zinc; Fe3O(OAc)6Pyr3.5 In water; acetic acid for 6h; Ambient temperature; | 1.3% |
Conditions | Yield |
---|---|
With chloroform; N,N-dimethyl-aniline |
(+)-cedrol
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 (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.
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. |
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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