Dihydrojasmone

Modify Date: 2025-08-24 13:28:56

Dihydrojasmone Structure
Dihydrojasmone structure
 Common Name Dihydrojasmone
CAS Number 1128-08-1 Molecular Weight 166.26000
Density 0.916 g/mL at 25 °C(lit.) Boiling Point 120-121 °C12 mm Hg(lit.)
Molecular Formula C11H18O Melting Point N/A
MSDS Chinese USA Flash Point 230 °F

 Use of Dihydrojasmone


Dihydrojasmone, compound 4, constituent of bergamot oil, is an important perfume ingredient[1].

 Names

Name 2-Pentyl-3-methyl-2-cyclopenten-1-one
Synonym More Synonyms

 Dihydrojasmone Biological Activity

Description Dihydrojasmone, compound 4, constituent of bergamot oil, is an important perfume ingredient[1].
Related Catalog
References

[1]. Nakashita Y, et al. Conversion of nitroheptane to dihydrojasmone. Planta Med. 1985 Aug;51(4):349-50.

 Chemical & Physical Properties

Density 0.916 g/mL at 25 °C(lit.)
Boiling Point 120-121 °C12 mm Hg(lit.)
Molecular Formula C11H18O
Molecular Weight 166.26000
Flash Point 230 °F
Exact Mass 166.13600
PSA 17.07000
LogP 3.24610
Vapour Pressure 0.0575mmHg at 25°C
Index of Refraction n20/D 1.479(lit.)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GY7302000
CHEMICAL NAME :
2-Cyclopenten-1-one, 3-methyl-2-pentyl-
CAS REGISTRY NUMBER :
1128-08-1
BEILSTEIN REFERENCE NO. :
1906471
LAST UPDATED :
199701
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C11-H18-O
MOLECULAR WEIGHT :
166.29
WISWESSER LINE NOTATION :
L5V BUTJ B5 C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 12,523,1974 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 12,523,1974
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 12,523,1974

 Safety Information

Personal Protective Equipment Eyeshields;Gloves
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS GY7302000
HS Code 2914299000

 Synthetic Route

 Customs

HS Code 2914299000
Summary 2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

 Synonyms

DihydrojasMone
3-methyl-2-pentylcyclopent-2-en-1-one
EINECS 214-434-5
MFCD00036480
2-Pentyl-3-Methyl-2-Cyclopenten-1-One
2-Amyl-3-methyl-2-cyclopenten-1-one
3-Methyl-2-pentyl-2-cyclopenten-1-one
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