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: 4,4'-[[1,1'-Biphenyl]-4,4'-diylbis(azo)]bis-1,2-benzenediol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

72220-05-4

72220-05-4 structure

72220-05-4 structure

Name: 4,4'-[[1,1'-Biphenyl]-4,4'-diylbis(azo)]bis-1,2-benzenediol
Chemical Name: 4,4'-[4,4'-Biphenyldiyldi(E)-2,1-diazenediyl]di(1,2-benzenediol)
CAS Number: 72220-05-4
Molecular Formula: C₂₄H₁₈N₄O₄
Molecular Weight: 426.424
Create Date: 2021-09-10 01:22:35
Modify Date: 2025-11-04 15:48:31

Names
Properties

Name	4,4'-[4,4'-Biphenyldiyldi(E)-2,1-diazenediyl]di(1,2-benzenediol)
Synonyms	1,2-Benzenediol, 4,4'-[[1,1'-biphenyl]-4,4'-diyldi(E)-2,1-diazenediyl]bis- 4,4'-[4,4'-Biphenyldiyldi(E)-2,1-diazenediyl]di(1,2-benzenediol)

Density	1.4±0.1 g/cm3
Boiling Point	763.5±60.0 °C at 760 mmHg
Molecular Formula	C₂₄H₁₈N₄O₄
Molecular Weight	426.424
Flash Point	535.1±22.1 °C
Exact Mass	426.132813
LogP	4.90
Vapour Pressure	0.0±2.7 mmHg at 25°C
Index of Refraction	1.684

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