Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4,5-dibromo-1H-pyrrole-2-carbonitrile
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,5-dibromo-1H-pyrrole-2-carbonitrile
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

34649-19-9

34649-19-9 structure

Name: 4,5-dibromo-1H-pyrrole-2-carbonitrile
Chemical Name: 4,5-dibromo-1H-pyrrole-2-carbonitrile
CAS Number: 34649-19-9
Molecular Formula: C₅H₂Br₂N₂
Molecular Weight: 249.89100
Create Date: 2016-11-18 17:47:29
Modify Date: 2025-10-17 12:09:17

Name	4,5-dibromo-1H-pyrrole-2-carbonitrile
Synonyms	2-cyano-4,5-dibromopyrrole 4,5-dibromopyrrole-2-carbonitrile

Density	2.36g/cm3
Boiling Point	324.1ºC at 760 mmHg
Molecular Formula	C₅H₂Br₂N₂
Molecular Weight	249.89100
Flash Point	149.8ºC
Exact Mass	247.85800
PSA	39.58000
LogP	2.41138
Index of Refraction	1.695

HS Code	2933990090

51148-00-6

~91%

34649-19-9

Literature: Denton, Ross M.; An, Jie; Lindovska, Petra; Lewis, William Tetrahedron, 2012 , vol. 68, # 13 p. 2899 - 2905

4513-94-4

34649-19-9

Literature: KARO BIO AB; HAGBERG, Lars; NOeTEBERG, Daniel Patent: WO2012/136772 A1, 2012 ; Location in patent: Page/Page column 58-59 ; WO 2012/136772 A1

Precursor 2
51148-00-6 4513-94-4
DownStream 0

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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