Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Oxo-indoline-4-carboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

90322-37-5

90322-37-5 structure

Name: 2-Oxo-4-indolinecarboxylic acid
Chemical Name: 2-oxo-1,3-dihydroindole-4-carboxylic acid
CAS Number: 90322-37-5
Molecular Formula: C₉H₇NO₃
Molecular Weight: 177.157
Create Date: 2018-05-14 08:00:00
Modify Date: 2025-08-24 18:19:22

Name	2-oxo-1,3-dihydroindole-4-carboxylic acid
Synonyms	2-oxo-2,3-dihydro-1H-indole-4-carboxylic acid 2-Oxo-4-indolinecarboxylic acid 4-carboxy-2-(3H)-indolone 2-OXO-INDOLINE-4-CARBOXYLIC ACID 2-oxo-2,3-dihydro-indole-4-carboxylic acid 4-CARBOXY-2-OXINDOLE 4-CARBOXYOXINDOLE 1H-Indole-4-carboxylic acid, 2,3-dihydro-2-oxo- 2-Oxo-indolin-4-carbonsaeure 4-CARBOXYL-2-OXINDOLE

Density	1.4±0.1 g/cm3
Boiling Point	444.2±45.0 °C at 760 mmHg
Molecular Formula	C₉H₇NO₃
Molecular Weight	177.157
Flash Point	222.5±28.7 °C
Exact Mass	177.042587
PSA	66.40000
LogP	1.39
Vapour Pressure	0.0±1.1 mmHg at 25°C
Index of Refraction	1.635

HS Code	2933790090

215433-30-0

~37%

90322-37-5

Literature: Sugen, Inc. Patent: US6350754 B2, 2002 ; Location in patent: Page column 23 ;

215433-30-0

7772-99-8

~35%

90322-37-5

Literature: Tang, Peng Cho; Miller, Todd A.; Li, Xiaoyuan; Sun, Li; Wei, Chung Chen; Shirazian, Shahrzad; Liang, Congxin; Vojkovsky, Tomas; Nematalla, Asaad S.; Hawley, Michael Patent: US2002/156292 A1, 2002 ;

Precursor 2
215433-30-0 7772-99-8
DownStream 0

HS Code	2933790090
Summary	2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

90322-37-5	104314-73-0
21277-16-7	4273-28-3
25369-43-1	67118-34-7
70291-40-6	92614-53-4
391688-53-2	6052-54-6
2172095-03-1	2171900-09-5
2171801-56-0	1855433-67-8
2172435-86-6	2228751-04-8
2229246-92-6	2171378-12-2
2172258-26-1	2171900-24-4