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ChemicalBook >> CAS DataBase List >> 4-(Maleinimido)phenyl isocyanate*

4-(Maleinimido)phenyl isocyanate*

$129 - $6752
Product name: 4-(Maleinimido)phenyl isocyanate*
CAS: 123457-83-0
MF: C11H6N2O3
MW: 214.18
EINECS:
MDL Number:MFCD00270900
Synonyms:PMPI (p-maleimidophenyl isocyanate);1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione;p-MaleiMidophenyl isocynate;N-(p-MaleiMidophenyl)isocyanate(PMPI);4-(MALEINIMIDO)PHENYL ISOCYANATE 97+%;1H-Pyrrole-2,5-dione,1-(4-isocyanatophenyl)-(9CI);1H-Pyrrole-2,5-dione, 1-(4-isocyanatophenyl)-;Isocyanic Acid 4-Maleimidophenyl Ester

Price35 Properties Safety Information Description

35 prices

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aablocks
Abosyn
ACHEMBLOCK
Activate Scientific
AK Scientific
Apolloscientific
Biosynth
Chemenu
Chem-Impex
ChemScene
Frontier Specialty Chemicals
ProChem
Sigma-Aldrich
TCI Chemical
Usbiological

Package

5mg
10mg
25mg
0.025g
50mg
0.05g
0.1g
100mg
0.25g
250mg
500mg
0.5g
1g
5g

Manufactureraablocks
Product numberAA000KJC
Product description4-(Maleinimido)phenyl isocyanate >98.0%(HPLC)
Packaging25mg
Price$160
Updated2026-05-25
Buy

Manufactureraablocks
Product numberAA000KJC
Product description4-(Maleinimido)phenyl isocyanate ≥95%(NMR)
Packaging100mg
Price$330
Updated2026-05-25
Buy

Manufactureraablocks
Product numberAA000KJC
Product description4-(Maleinimido)phenyl isocyanate ≥95%(NMR)
Packaging250mg
Price$615
Updated2026-05-25
Buy

Manufactureraablocks
Product numberAA000KJC
Product description4-(Maleinimido)phenyl isocyanate >95%
Packaging1g
Price$2307
Updated2026-05-25
Buy

Manufactureraablocks
Product numberAA000KJC
Product description4-(Maleinimido)phenyl isocyanate >95%
Packaging5g
Price$6752
Updated2026-05-25
Buy

ManufacturerAbosyn
Product number40-0426
Product description1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione ＞95%(Puritymayvarybetweenbatches)
Packaging5g
Price$6000
Updated2026-05-21
Buy

ManufacturerAbosyn
Product number40-0426
Product description1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione ＞95%(Puritymayvarybetweenbatches)
Packaging1g
Price$1999
Updated2026-05-21
Buy

ManufacturerAbosyn
Product number40-0426
Product description1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione ＞95%(Puritymayvarybetweenbatches)
Packaging0.25g
Price$650
Updated2026-05-21
Buy

ManufacturerAbosyn
Product number40-0426
Product description1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione 95%-98%
Packaging500mg
Price$850
Updated2021-12-16
Buy

ManufacturerACHEMBLOCK
Product numberY225250
Product description1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione 95.00%
Packaging1G
Price$3095
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberY225250
Product description1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione 95.00%
Packaging100MG
Price$620
Updated2026-05-27
Buy

ManufacturerActivate Scientific
Product numberAS108366
Product description1-(4-Isocyanatophenyl)-1H-pyrrole-2,5-dione 94%
Packaging100mg
Price$324
Updated2021-12-16
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ManufacturerAK Scientific
Product number5492AH
Product description4-(Maleinimido)phenyl isocyanate
Packaging100mg
Price$413
Updated2021-12-16
Buy

ManufacturerAK Scientific
Product number5492AH
Product description4-(Maleinimido)phenyl isocyanate
Packaging250mg
Price$763
Updated2021-12-16
Buy

ManufacturerApolloscientific
Product numberBICL223
Product description4-Maleimidophenyl isocyanate
Packaging50mg
Price$377
Updated2026-06-04
Buy

ManufacturerBiosynth
Product numberFM52771
Product descriptionp-Maleimidophenylisocyanate
Packaging0.1g
Price$1375
Updated2026-06-04
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA000KJC	4-(Maleinimido)phenyl isocyanate >98.0%(HPLC)	25mg	$160	2026-05-25	Buy
aablocks	AA000KJC	4-(Maleinimido)phenyl isocyanate ≥95%(NMR)	100mg	$330	2026-05-25	Buy
aablocks	AA000KJC	4-(Maleinimido)phenyl isocyanate ≥95%(NMR)	250mg	$615	2026-05-25	Buy
aablocks	AA000KJC	4-(Maleinimido)phenyl isocyanate >95%	1g	$2307	2026-05-25	Buy
aablocks	AA000KJC	4-(Maleinimido)phenyl isocyanate >95%	5g	$6752	2026-05-25	Buy
Abosyn	40-0426	1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione ＞95%(Puritymayvarybetweenbatches)	5g	$6000	2026-05-21	Buy
Abosyn	40-0426	1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione ＞95%(Puritymayvarybetweenbatches)	1g	$1999	2026-05-21	Buy
Abosyn	40-0426	1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione ＞95%(Puritymayvarybetweenbatches)	0.25g	$650	2026-05-21	Buy
Abosyn	40-0426	1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione 95%-98%	500mg	$850	2021-12-16	Buy
ACHEMBLOCK	Y225250	1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione 95.00%	1G	$3095	2026-05-27	Buy
ACHEMBLOCK	Y225250	1-(4-isocyanatophenyl)-1H-pyrrole-2,5-dione 95.00%	100MG	$620	2026-05-27	Buy
Activate Scientific	AS108366	1-(4-Isocyanatophenyl)-1H-pyrrole-2,5-dione 94%	100mg	$324	2021-12-16	Buy
AK Scientific	5492AH	4-(Maleinimido)phenyl isocyanate	100mg	$413	2021-12-16	Buy
AK Scientific	5492AH	4-(Maleinimido)phenyl isocyanate	250mg	$763	2021-12-16	Buy
Apolloscientific	BICL223	4-Maleimidophenyl isocyanate	50mg	$377	2026-06-04	Buy
Biosynth	FM52771	p-Maleimidophenylisocyanate	0.1g	$1375	2026-06-04	Buy

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Properties

Melting point :120-125 °C
Boiling point :375.4±25.0 °C(Predicted)
Density :1.33±0.1 g/cm3(Predicted)
storage temp. :2-8°C
pka :-1.58±0.20(Predicted)
form :solid
InChI :InChI=1S/C11H6N2O3/c14-7-12-8-1-3-9(4-2-8)13-10(15)5-6-11(13)16/h1-6H
InChIKey :OJQSISYVGFJJBY-UHFFFAOYSA-N
SMILES :N1(C2=CC=C(N=C=O)C=C2)C(=O)C=CC1=O

Safety Information

Symbol(GHS):

Signal word:

Danger

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H317	May cause an allergic skin reaction	Sensitisation, Skin	Category 1	Warning	P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H334	May cause allergy or asthma symptoms or breathing difficulties if inhaled	Sensitisation, respiratory	Category 1	Danger	P261, P285, P304+P341, P342+P311,P501
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P280	Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312	IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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Suppliers and manufacturers

Shaanxi Xinyan Bomei Biotechnology Co., Ltd. Syntechem Co.,Ltd Artis Chemistry (Shanghai) Co. Ltd. TOKYO CHEMICAL INDUSTRY CO., LTD. TCI Europe Hunan HuaTeng Pharmaceutical Co., Ltd., ShangHai KenEn Chemical Technology Co., Ltd. Shanghai Macklin Biochemical Co.,Ltd. Sinfachem Limited. parabiochem

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4-(Maleinimido)phenyl isocyanate*

Properties

Safety Information

Description

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