CAS No.13494-06-9,3,4-Dimethyl-1,2-cyclopentanedione Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	13494-06-9
Name:	3,4-Dimethyl-1,2-cyclopentanedione

Formula:	C₇H₁₀O₂
Molecular Weight:	126.15
Synonyms:	3,4-Dimethyl-1,2-cyclopentadione;3,4-Dimethylcyclopentane-1,2-dione;
EINECS:	236-810-8
Density:	1.036 g/cm³
Melting Point:	68-72 °C(lit.)
Boiling Point:	187.4 °C at 760 mmHg
Flash Point:	63.6 °C
Solubility:	slightly soluble in water
Appearance:	slightly yellow to light beige crystalline powder
Safety:	24/25
PSA:	34.14000
LogP:	0.80050

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Chemistry

IUPAC Name: 3,4-Dimethylcyclopentane-1,2-dione
Synonyms of 1,2-Cyclopentanedione,3,4-dimethyl- (CAS NO.13494-06-9 ): 1,2-Cyclopentanedione, 3,4-dimethyl- ; 3,4-Dimethyl-1,2-cyclopentadione ; 3,4-Dimethyl-1,2-cyclopentanedione
CAS NO: 13494-06-9
Molecular Formula: C₇H₁₀O₂
Molecular Weight: 126.15
Molecular Structure:
EINECS: 236-810-8
H bond acceptors: 2
H bond donors: 0
Freely Rotating Bonds: 0
Polar Surface Area: 34.14 Å²
Index of Refraction: 1.45
Molar Refractivity: 32.73 cm³
Molar Volume: 121.6 cm³
Surface Tension: 30.9 dyne/cm
Density: 1.036 g/cm³
Flash Point: 63.6 °C
Enthalpy of Vaporization: 42.36 kJ/mol
Boiling Point: 187.4 °C at 760 mmHg
Vapour Pressure: 0.633 mmHg at 25°C
Melting Point: 68-72 °C(lit.)
Storage temp: 0-6°C
Water Solubility: slightly soluble
slightly yellow to light beige crystalline powder
Product Categories of 1,2-Cyclopentanedione,3,4-dimethyl- (CAS NO.13494-06-9 ): API intermediates;Alphabetical Listings;C-D;Flavors and Fragrances

Safety Profile

Safety Statements: 24/25
S24/25: Avoid contact with skin and eyes.
WGK Germany: 3

Specification

General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Extinguishing Media: Use agent most appropriate to extinguish fire.
Handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Storage: Store 1,2-Cyclopentanedione,3,4-dimethyl- (CAS NO.13494-06-9 ) in a cool, dry place. Keep container closed when not in use. Keep refrigerated. (Store below 4°C/39°F.)