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: 2,4,6-Cycloheptatrien-1-one,4-methoxy-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

6621-70-1

6621-70-1 structure

6621-70-1 structure

Name: 2,4,6-Cycloheptatrien-1-one,4-methoxy-
Chemical Name: 4-methoxycyclohepta-2,4,6-trien-1-one
CAS Number: 6621-70-1
Molecular Formula: C₈H₈O₂
Molecular Weight: 136.14800
Create Date: 2017-09-24 08:01:07
Modify Date: 2025-09-13 18:28:14

Name	4-methoxycyclohepta-2,4,6-trien-1-one
Synonyms	4-Methoxy-2,4,6-cycloheptatrien-1-one 4-Methoxytropone 4-methoxy-cyclohepta-2,4,6-trien-1-one 4-methoxy-cycloheptatrienone 4-Methoxy-tropon 4-Methoxy-cycloheptatrienon

Density	1.08g/cm3
Boiling Point	287.9ºC at 760 mmHg
Molecular Formula	C₈H₈O₂
Molecular Weight	136.14800
Flash Point	142.1ºC
Exact Mass	136.05200
PSA	26.30000
LogP	1.05540
Index of Refraction	1.524

HS Code	2914509090

Precursor 8
73815-04-0 186581-53-3 4636-39-9 72012-54-5
1714-40-5 1714-38-1 4683-50-5 1728-32-1
DownStream 1
4636-39-9

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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