Shanghai Nianxing Industrial Co., Ltd
China
Product Name: bis-(dimethylmaleic)-hydrazide
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

6903-84-0

6903-84-0 structure

6903-84-0 structure

Name: bis-(dimethylmaleic)-hydrazide
Chemical Name: [1,1'-Bipyrrole]-2,2',5,5'-tetraone
CAS Number: 6903-84-0
Molecular Formula: C₈H₄N₂O₄
Molecular Weight: 192.12800
Create Date: 2018-07-01 18:06:12
Modify Date: 2025-08-25 18:54:30

Name	[1,1'-Bipyrrole]-2,2',5,5'-tetraone
Synonyms	1-(2,5-dioxopyrrol-1-yl)pyrrole-2,5-dione bis-(dimethylmaleic)-hydrazide N,N'-Bismaleinimid

Molecular Formula	C₈H₄N₂O₄
Molecular Weight	192.12800
Exact Mass	192.01700
PSA	74.76000

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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