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ChemicalBook >> CAS DataBase List >> m-PEG3-NHS ester

m-PEG3-NHS ester

$32 - $2828
Product name: m-PEG3-NHS ester
CAS: 876746-59-7
MF: C12H19NO7
MW: 289.28
EINECS:
MDL Number:MFCD20228789
Synonyms:m-PEG3-NHS ester;mPEG2-CH2CH2COONHS Ester;mPEG2-CH2CH2COONHS;mPEG2-SPA;mPEG2-CH2CH2COONHS/2,5-Pyrrolidinedione, 1-[3-[2-(2-methoxyethoxy)ethoxy]-1-oxopropoxy]-;2,5-Pyrrolidinedione, 1-[3-[2-(2-methoxyethoxy)ethoxy]-1-oxopropoxy]- (9CI);mPEG2-PA-NHS;2,5-Dioxopyrrolidin-1-yl 3-(2-(2-methoxyethoxy)ethoxy)propanoate

Price24 Properties Safety Information Description

24 prices

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Brand

A1 Biochem Labs
aablocks
ACHEMBLOCK
Acrotein
Activate Scientific
Apolloscientific
BroadPharm
ChemScene
Crysdot
Matrix Scientific

Package

100.00mg
100mg
250.00mg
250mg
500MG
0.5g
1G
1.00g
2.5g
5G
10g

ManufacturerA1 Biochem Labs
Product number6583812
Product description3-[2-(2-Methoxy-ethoxy)-ethoxy]-propionicacid2,5-dioxo-pyrrolidin-1-ylester 95%
Packaging2.5g
Price$800
Updated2021-12-16
Buy

Manufactureraablocks
Product numberAA00IEN8
Product descriptionm-PEG3-NHS Ester 98%
Packaging250mg
Price$60
Updated2026-05-29
Buy

Manufactureraablocks
Product numberAA00IEN8
Product descriptionm-PEG3-NHS Ester 98%
Packaging100mg
Price$32
Updated2026-05-29
Buy

ManufacturerACHEMBLOCK
Product numberV156208
Product descriptionmPEG2-CH2CH2COONHS 95%
Packaging1G
Price$275
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberV156208
Product descriptionmPEG2-CH2CH2COONHS 95%
Packaging5G
Price$855
Updated2026-05-27
Buy

ManufacturerAcrotein
Product numberB-1535
Product descriptionmPEG2-CH2CH2COONHS 97%
Packaging5g
Price$825
Updated2026-05-25
Buy

ManufacturerAcrotein
Product numberB-1535
Product descriptionmPEG2-CH2CH2COONHS 97%
Packaging1g
Price$275
Updated2026-05-25
Buy

ManufacturerAcrotein
Product numberB-1535
Product descriptionmPEG2-CH2CH2COONHS 97%
Packaging0.5g
Price$183.34
Updated2026-05-25
Buy

ManufacturerActivate Scientific
Product numberAS107793
Product descriptionmPEG2-CH2CH2COONHS 97%
Packaging5G
Price$1156
Updated2021-12-16
Buy

ManufacturerApolloscientific
Product numberBIPG1621
Product descriptionm-PEG3-NHS ester 98%
Packaging100mg
Price$49
Updated2026-06-04
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ManufacturerApolloscientific
Product numberBIPG1621
Product descriptionm-PEG3-NHS ester 98%
Packaging250mg
Price$93
Updated2026-06-04
Buy

ManufacturerApolloscientific
Product numberBIPG1621
Product descriptionm-PEG3-NHS ester 98%
Packaging1g
Price$273
Updated2026-06-04
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ManufacturerBroadPharm
Product numberbp-20980
Product descriptionm-PEG3-NHS ester 98%
Packaging100MG
Price$240
Updated2026-05-24
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ManufacturerBroadPharm
Product numberbp-20980
Product descriptionm-PEG3-NHS ester 98%
Packaging500MG
Price$470
Updated2026-05-24
Buy

ManufacturerBroadPharm
Product numberbp-20980
Product descriptionm-PEG3-NHS ester 98%
Packaging1G
Price$780
Updated2026-05-24
Buy

ManufacturerChemScene
Product numberCS-0110030
Product descriptionm-PEG3-NHS ester ≥98%
Packaging1g
Price$227
Updated2026-06-04
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
A1 Biochem Labs	6583812	3-[2-(2-Methoxy-ethoxy)-ethoxy]-propionicacid2,5-dioxo-pyrrolidin-1-ylester 95%	2.5g	$800	2021-12-16	Buy
aablocks	AA00IEN8	m-PEG3-NHS Ester 98%	250mg	$60	2026-05-29	Buy
aablocks	AA00IEN8	m-PEG3-NHS Ester 98%	100mg	$32	2026-05-29	Buy
ACHEMBLOCK	V156208	mPEG2-CH2CH2COONHS 95%	1G	$275	2026-05-27	Buy
ACHEMBLOCK	V156208	mPEG2-CH2CH2COONHS 95%	5G	$855	2026-05-27	Buy
Acrotein	B-1535	mPEG2-CH2CH2COONHS 97%	5g	$825	2026-05-25	Buy
Acrotein	B-1535	mPEG2-CH2CH2COONHS 97%	1g	$275	2026-05-25	Buy
Acrotein	B-1535	mPEG2-CH2CH2COONHS 97%	0.5g	$183.34	2026-05-25	Buy
Activate Scientific	AS107793	mPEG2-CH2CH2COONHS 97%	5G	$1156	2021-12-16	Buy
Apolloscientific	BIPG1621	m-PEG3-NHS ester 98%	100mg	$49	2026-06-04	Buy
Apolloscientific	BIPG1621	m-PEG3-NHS ester 98%	250mg	$93	2026-06-04	Buy
Apolloscientific	BIPG1621	m-PEG3-NHS ester 98%	1g	$273	2026-06-04	Buy
BroadPharm	bp-20980	m-PEG3-NHS ester 98%	100MG	$240	2026-05-24	Buy
BroadPharm	bp-20980	m-PEG3-NHS ester 98%	500MG	$470	2026-05-24	Buy
BroadPharm	bp-20980	m-PEG3-NHS ester 98%	1G	$780	2026-05-24	Buy
ChemScene	CS-0110030	m-PEG3-NHS ester ≥98%	1g	$227	2026-06-04	Buy

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Properties

Boiling point :393.7±50.0 °C(Predicted)
Density :1.25±0.1 g/cm3(Predicted)
solubility :Soluble in DMSO, DCM, DMF

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H302	Harmful if swallowed	Acute toxicity,oral	Category 4	Warning	P264, P270, P301+P312, P330, P501
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P280	Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

m-PEG3-NHS ester is a PEG linker containing an NHS ester. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules. The hydrophilic PEG spacer increases solubility in aqueous media.

More related product prices

m-PEG7-NHS ester MPEG8-NHS m-PEG3-Tos 2-[2-(2-methoxyethoxy)ethoxy]-ethanethiol 72593-77-2 16024-58-1

Suppliers and manufacturers

Hunan HuaTeng Pharmaceutical Co., Ltd., Shanghai Rechem science Co., Ltd. Jinan elephant international trading co., LTD Amadis Chemical Company Limited Amatek Scientific Co. Ltd. Xi'an Confluore Biological Technology Co., Ltd. Linyi Azelasi Biological Co., Ltd. Shanghai Benso Pharmaceutical Technology Co., Ltd. Zhengzhou Acme Chemical Co., Ltd. Alpha Biopharmaceuticals Co., Ltd

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m-PEG3-NHS ester

Properties

Safety Information

Description

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