Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,3-Bis(1-isocyanato-1-methylethyl)benzene homopolymer
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

157299-02-0

157299-02-0 structure

157299-02-0 structure

Name: 1,3-Bis(1-isocyanato-1-methylethyl)benzene homopolymer
Chemical Name: PEG-4
CAS Number: 157299-02-0
Molecular Formula: C₈H₁₈O₅
Molecular Weight: 194.225
Create Date: 2021-09-09 22:03:44
Modify Date: 2024-09-17 19:21:58

Names
Properties

Name	PEG-4
Synonyms	XC2100000 2,2'-[Oxybis(2,1-ethanediyloxy)]diethanol Tetra(ethylene glycol) 2,2'-[Oxybis(ethane-2,1-diyloxy)]diethanol MFCD00002879 Tetraglycol Tetraethylene glycol EINECS 203-989-9 Bis[2-(2-hydroxyethoxy)ethyl] ether Bis[2-(2-hydroxyethoxy)ethyl]ether 1634320 tetraethylene glycol- tetraethyleneglycol Ethanol, 2,2'-[oxybis(2,1-ethanediyloxy)]bis- PEG-4

Density	1.1±0.1 g/cm3
Boiling Point	328.0±0.0 °C at 760 mmHg
Molecular Formula	C₈H₁₈O₅
Molecular Weight	194.225
Flash Point	176.7±0.0 °C
Exact Mass	194.115417
LogP	-2.23
Vapour Pressure	0.0±1.6 mmHg at 25°C
Index of Refraction	1.455

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