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-hydroxy-3-(2-hydroxy-4-oxo-chromen-3-yl)sulfanyl-chromen-4-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1821-13-2

1821-13-2 structure

1821-13-2 structure

Name: 2-hydroxy-3-(2-hydroxy-4-oxo-chromen-3-yl)sulfanyl-chromen-4-one
Chemical Name: 4-hydroxy-3-(4-hydroxy-2-oxochromen-3-yl)sulfanylchromen-2-one
CAS Number: 1821-13-2
Molecular Formula: C₁₈H₁₀O₆S
Molecular Weight: 354.33300
Create Date: 2017-05-06 00:31:55
Modify Date: 2025-09-21 11:44:19

Name	4-hydroxy-3-(4-hydroxy-2-oxochromen-3-yl)sulfanylchromen-2-one
Synonyms	A 1062 HMS3078J18 4,4'-dihydroxy-3,3'-sulfanediyl-bis-chromen-2-one

Density	1.67g/cm3
Boiling Point	470.8ºC at 760mmHg
Molecular Formula	C₁₈H₁₀O₆S
Molecular Weight	354.33300
Flash Point	238.5ºC
Exact Mass	354.02000
PSA	126.18000
LogP	3.46180
Vapour Pressure	1.15E-09mmHg at 25°C
Index of Refraction	1.784

4438-85-1 structure

4438-85-1

~%

1821-13-2 structure

1821-13-2

Literature: Eisenhauer; Link Journal of the American Chemical Society, 1954 , vol. 76, p. 1647

408340-80-7 structure

408340-80-7

~%

1821-13-2 structure

1821-13-2

Literature: Eisenhauer; Link Journal of the American Chemical Society, 1954 , vol. 76, p. 1647

Precursor 2
4438-85-1 408340-80-7
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