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: 3',4',5',6'-Tetrahydro-4'-hydroxy-3',4,5',6,6',7-hexamethylspiro[2-oxabicyclo[2.2.2]octane-5,2'-[2H]pyran]-3,8-dione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

21795-25-5

21795-25-5 structure

21795-25-5 structure

Name: 3',4',5',6'-Tetrahydro-4'-hydroxy-3',4,5',6,6',7-hexamethylspiro[2-oxabicyclo[2.2.2]octane-5,2'-[2H]pyran]-3,8-dione
Chemical Name: 4'-hydroxy-3',4,5',6,6',7-hexamethylspiro[2-oxabicyclo[2.2.2]octane-5,2'-oxane]-3,8-dione
CAS Number: 21795-25-5
Molecular Formula: C₁₇H₂₆O₅
Molecular Weight: 310.38500
Create Date: 2016-07-05 03:53:31
Modify Date: 2025-09-24 18:53:11

Names
Properties

Name	4'-hydroxy-3',4,5',6,6',7-hexamethylspiro[2-oxabicyclo[2.2.2]octane-5,2'-oxane]-3,8-dione

Density	1.18g/cm3
Boiling Point	484.6ºC at 760 mmHg
Molecular Formula	C₁₇H₂₆O₅
Molecular Weight	310.38500
Flash Point	174.2ºC
Exact Mass	310.17800
PSA	72.83000
LogP	1.56360
Vapour Pressure	1.99E-11mmHg at 25°C
Index of Refraction	1.522

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