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105-21-5

105-21-5 structure
105-21-5 structure
Name γ-Heptalactone
Synonyms 5-Propyldihydrofuran-2(3H)-one
(±)-γ-Propyl-γ-butyrolactone
EINECS 203-279-9
5-propyloxolan-2-one
5-Propyldihydro-2(3H)-furanone
MFCD00036498
(±)-Dihydro-5-propyl-2(3H)-furanone
2(3H)-Furanone, dihydro-5-propyl-
γ-Enanthonolactone
gamma-Heptalactone
γ-Heptanolactone
4-Heptanolide
(±)-4-Heptanolide
Density 1.0±0.1 g/cm3
Boiling Point 226.3±8.0 °C at 760 mmHg
Molecular Formula C7H12O2
Molecular Weight 128.169
Flash Point 85.3±15.9 °C
Exact Mass 128.083725
PSA 26.30000
LogP 0.79
Vapour Pressure 0.1±0.4 mmHg at 25°C
Index of Refraction 1.437

CHEMICAL IDENTIFICATION

RTECS NUMBER :
LU3697000
CHEMICAL NAME :
2(3H)-Furanone, dihydro-5-propyl-
CAS REGISTRY NUMBER :
105-21-5
BEILSTEIN REFERENCE NO. :
0109569
LAST UPDATED :
199701
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C7-H12-O2
MOLECULAR WEIGHT :
128.19

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 20,703,1982 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 20,703,1982
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 :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 20,703,1982
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315
Personal Protective Equipment Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi:Irritant;
Risk Phrases R38
Safety Phrases S36
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS LU3697000
HS Code 2932209090
HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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title: CAS No. 105-21-5 | Chemsrc address: https://www.chemsrc.com/en/baike/752941.html

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