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: 9H-Fluoren-9-one,5-mercapto-2-nitro-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

21921-56-2

21921-56-2 structure

21921-56-2 structure

Name: 9H-Fluoren-9-one,5-mercapto-2-nitro-
Chemical Name: 2-nitro-5-sulfanylfluoren-9-one
CAS Number: 21921-56-2
Molecular Formula: C₁₃H₇NO₃S
Molecular Weight: 257.26500
Create Date: 2016-04-02 00:51:44
Modify Date: 2024-02-01 11:23:55

Names
Properties

Name	2-nitro-5-sulfanylfluoren-9-one
Synonyms	2-nitro-5-sulfanyl-9H-fluoren-9-one

Density	1.519g/cm3
Boiling Point	489.6ºC at 760 mmHg
Molecular Formula	C₁₃H₇NO₃S
Molecular Weight	257.26500
Flash Point	249.9ºC
Exact Mass	257.01500
PSA	101.69000
LogP	3.61810
Vapour Pressure	9.87E-10mmHg at 25°C
Index of Refraction	1.745

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