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: 4,4,5,5-Tetramethyl-2,7-octanedione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

17663-27-3

17663-27-3 structure

17663-27-3 structure

Name: 4,4,5,5-Tetramethyl-2,7-octanedione
Chemical Name: 4,4,5,5-tetramethyloctane-2,7-dione
CAS Number: 17663-27-3
Molecular Formula: C₁₂H₂₂O₂
Molecular Weight: 198.30200
Create Date: 2016-05-16 13:49:12
Modify Date: 2025-09-26 06:15:17

Name	4,4,5,5-tetramethyloctane-2,7-dione
Synonyms	4,4,5,5-TETRAMETHYL-2,7-OCTANEDIONE 2,7-Octanedione,4,4,5,5-tetramethyl

Density	0.897g/cm3
Boiling Point	294.9ºC at 760 mmHg
Molecular Formula	C₁₂H₂₂O₂
Molecular Weight	198.30200
Flash Point	110ºC
Exact Mass	198.16200
PSA	34.14000
LogP	2.99700
Vapour Pressure	0.00158mmHg at 25°C
Index of Refraction	1.434

HS Code	2914190090

HS Code	2914190090
Summary	2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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