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,2,3-dibromo-7-nitro-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

21878-87-5

21878-87-5 structure

21878-87-5 structure

Name: 9H-Fluoren-9-one,2,3-dibromo-7-nitro-
Chemical Name: 2,3-dibromo-7-nitrofluoren-9-one
CAS Number: 21878-87-5
Molecular Formula: C₁₃H₅Br₂NO₃
Molecular Weight: 382.99200
Create Date: 2016-05-05 22:17:06
Modify Date: 2025-10-03 19:50:10

Names
Properties

Name	2,3-dibromo-7-nitrofluoren-9-one
Synonyms	2,3-Dibrom-7-nitro-fluoren-9-on 2,3-dibromo-7-nitro-9h-fluoren-9-one

Density	2.025g/cm3
Boiling Point	533.1ºC at 760mmHg
Molecular Formula	C₁₃H₅Br₂NO₃
Molecular Weight	382.99200
Flash Point	276.2ºC
Exact Mass	380.86400
PSA	62.89000
LogP	4.85440
Vapour Pressure	1.91E-11mmHg at 25°C
Index of Refraction	1.735

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