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-(4,5-Diphenyl-2-oxazolyl)-1-piperazinecarboxylic acid ethyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

20503-89-3

20503-89-3 structure

20503-89-3 structure

Name: 4-(4,5-Diphenyl-2-oxazolyl)-1-piperazinecarboxylic acid ethyl ester
Chemical Name: ethyl 4-(4,5-diphenyl-1,3-oxazol-2-yl)piperazine-1-carboxylate
CAS Number: 20503-89-3
Molecular Formula: C₂₂H₂₃N₃O₃
Molecular Weight: 377.43600
Create Date: 2017-07-11 11:03:51
Modify Date: 2025-09-15 18:31:51

Name	ethyl 4-(4,5-diphenyl-1,3-oxazol-2-yl)piperazine-1-carboxylate

Density	1.204g/cm3
Boiling Point	520.5ºC at 760 mmHg
Molecular Formula	C₂₂H₂₃N₃O₃
Molecular Weight	377.43600
Flash Point	268.6ºC
Exact Mass	377.17400
PSA	58.81000
LogP	4.29000
Vapour Pressure	6.18E-11mmHg at 25°C
Index of Refraction	1.585

HS Code	2934999090

120-43-4 structure

120-43-4

49656-04-4 structure

49656-04-4

~%

20503-89-3 structure

20503-89-3

Literature: Marchetti; Mattalia; Rosnati Journal of medicinal chemistry, 1968 , vol. 11, # 5 p. 1092 - 1093

Precursor 1
120-43-4
DownStream 0

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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