Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2H-Pyran-2-one, 4-ethynyl-5,6-dihydro-3-methyl- (9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

113490-30-5

113490-30-5 structure

113490-30-5 structure

Name: 2H-Pyran-2-one, 4-ethynyl-5,6-dihydro-3-methyl- (9CI)
Chemical Name: 4-Ethynyl-3-methyl-5,6-dihydro-2H-pyran-2-one
CAS Number: 113490-30-5
Molecular Formula: C₈H₈O₂
Molecular Weight: 136.148
Create Date: 2021-09-10 19:51:51
Modify Date: 2025-10-22 11:10:51

Names
Properties

Name	4-Ethynyl-3-methyl-5,6-dihydro-2H-pyran-2-one
Synonyms	2H-Pyran-2-one, 4-ethynyl-5,6-dihydro-3-methyl- 4-Ethynyl-3-methyl-5,6-dihydro-2H-pyran-2-one

Density	1.1±0.1 g/cm3
Boiling Point	230.4±39.0 °C at 760 mmHg
Molecular Formula	C₈H₈O₂
Molecular Weight	136.148
Flash Point	87.4±24.5 °C
Exact Mass	136.052429
LogP	0.98
Vapour Pressure	0.1±0.5 mmHg at 25°C
Index of Refraction	1.497

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