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-6-CARBONYL CHLORIDE,3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

137178-89-3

137178-89-3 structure

137178-89-3 structure

Name: 2H-PYRAN-6-CARBONYL CHLORIDE,3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-
Chemical Name: 2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carbonyl chloride
CAS Number: 137178-89-3
Molecular Formula: C₈H₉ClO₃
Molecular Weight: 188.608
Create Date: 2021-09-17 11:33:43
Modify Date: 2025-09-26 16:01:53

Names
Properties

Name	2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carbonyl chloride
Synonyms	2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carbonyl chloride MFCD11617062 3,4-Dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carbonyl chloride 2H-Pyran-6-carbonyl chloride, 3,4-dihydro-2,2-dimethyl-4-oxo-

Density	1.3±0.0 g/cm3
Boiling Point	234.8±0.0 °C at 760 mmHg
Molecular Formula	C₈H₉ClO₃
Molecular Weight	188.608
Flash Point	95.9±0.0 °C
Exact Mass	188.024017
LogP	-0.05
Vapour Pressure	0.1±0.0 mmHg at 25°C
Index of Refraction	1.487

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