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-(2-OXOACETYL)BENZONITRILE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

20099-53-0

20099-53-0 structure

20099-53-0 structure

Name: 4-(2-OXOACETYL)BENZONITRILE
Chemical Name: 4-oxaldehydoylbenzonitrile
CAS Number: 20099-53-0
Molecular Formula: C₉H₅NO₂
Molecular Weight: 159.14100
Create Date: 2018-08-21 23:05:34
Modify Date: 2025-08-20 15:46:01

Name	4-oxaldehydoylbenzonitrile
Synonyms	4-oxaldehydoylbenzenecarbonitrile 4-oxoacetyl-benzonitrile 4-Glyoxyloyl-benzonitril 4-cyano phenylglyoxal (4-Cyan-phenyl)-glyoxal 4-(2,2-dihydroxyacetyl)benzonitrile 4-(2-oxo-acetyl)-benzonitrile

Density	1.251 g/cm3
Boiling Point	305.114ºC at 760 mmHg
Molecular Formula	C₉H₅NO₂
Molecular Weight	159.14100
Flash Point	138.328ºC
Exact Mass	159.03200
PSA	57.93000
LogP	0.93988

HS Code	2926909090

1443-80-7 structure

1443-80-7

~82%

20099-53-0 structure

20099-53-0

Literature: TIBOTEC PHARMACEUTICALS LTD. Patent: WO2005/105810 A2, 2005 ; Location in patent: Page/Page column 27 ;

20099-89-2 structure

20099-89-2

~66%

20099-53-0 structure

20099-53-0

Literature: MITSUBISHI PHARMA CORPORATION; SANOFI-SYNTHELABO Patent: WO2004/85408 A1, 2004 ; Location in patent: Page 285 ; WO 2004/085408 A1

Precursor 2
1443-80-7 20099-89-2
DownStream 0

HS Code	2926909090
Summary	HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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