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: 16,17-diethoxyviolanthrene-5,10-dione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

6472-75-9

6472-75-9 structure

6472-75-9 structure

Name: 16,17-diethoxyviolanthrene-5,10-dione
Chemical Name: 16,17-diethoxyanthra[9,1,2-cde]benzo[rst]pentaphene-5,10-dione
CAS Number: 6472-75-9
Molecular Formula: C₃₈H₂₄O₄
Molecular Weight: 544.59500
Create Date: 2017-03-13 00:36:17
Modify Date: 2025-08-27 21:12:24

Name	16,17-diethoxyanthra[9,1,2-cde]benzo[rst]pentaphene-5,10-dione
Synonyms	EINECS 229-323-7 16,17-diethoxyviolanthrene-5,10-dione VAT green 4 indanthren brillantgruen 3B ATIC VAT jade green 3B

Density	1.403g/cm3
Molecular Formula	C₃₈H₂₄O₄
Molecular Weight	544.59500
Exact Mass	544.16700
PSA	52.60000
LogP	8.95740
Index of Refraction	1.816

HS Code	2914509090

64-67-5 structure

64-67-5

~%

6472-75-9 structure

6472-75-9

Literature: Du Pont de Nemours and Co. Patent: US2140455 , 1937 ;

80-40-0 structure

80-40-0

~%

6472-75-9 structure

6472-75-9

Literature: BASF Patent: DE398485 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 14, p. 897

Precursor 2
64-67-5 80-40-0
DownStream 0

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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