Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: ethyl 1-methyl-alpha-oxo-1H-pyrrole-2-acetate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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21898-45-3

21898-45-3 structure

21898-45-3 structure

Name: ethyl 1-methyl-alpha-oxo-1H-pyrrole-2-acetate
Chemical Name: ethyl 2-(1-methylpyrrol-2-yl)-2-oxoacetate
CAS Number: 21898-45-3
Molecular Formula: C₉H₁₁NO₃
Molecular Weight: 181.18900
Create Date: 2018-06-21 10:41:26
Modify Date: 2025-08-29 08:34:57

Name	ethyl 2-(1-methylpyrrol-2-yl)-2-oxoacetate
Synonyms	ethyl 1-methylpyrrole-2-oxoacetate ethyl 1-methylpyrrole-2-glyoxylate EINECS 244-644-2

Density	1.13g/cm3
Boiling Point	278.3ºC at 760mmHg
Molecular Formula	C₉H₁₁NO₃
Molecular Weight	181.18900
Flash Point	122.1ºC
Exact Mass	181.07400
PSA	48.30000
LogP	0.77090
Vapour Pressure	0.0043mmHg at 25°C
Index of Refraction	1.517

HS Code	2933990090

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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