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ChemicalBook >> CAS DataBase List >> m-PEG2-acid

m-PEG2-acid

m-PEG2-acid price.
  • $17 - $2360
  • Product name: m-PEG2-acid
  • CAS: 149577-05-9
  • MF: C6H12O4
  • MW: 148.16
  • EINECS:
  • MDL Number:MFCD09939037
  • Synonyms:m-PEG2-acid;mPEG2-COOH;Propanoic acid, 3-(2-methoxyethoxy)-;3-(2-Methoxyethoxy)propionic Acid;mPEG1-COOH;m-dPEG??-acid;m-dPEG2-acid;MeOCH2CH2OCH2COOH
Price57 Properties Safety Information Description
57 prices
Selected condition：
Brand
  • A1 Biochem Labs
  • aablocks
  • ACHEMBLOCK
  • Acrotein
  • AK Scientific
  • Ambeed
  • Apolloscientific
  • Biosynth
  • BroadPharm
  • ChemScene
  • dPEG
  • Iris Biotech GmbH
  • TRC
Package
  • 25mg
  • 50mg
  • 100mg
  • 250mg
  • 500mg
  • 0.5g
  • 1g
  • 1000mg
  • 5G
  • 5000mg
  • 10g
  • 25G
  • ManufacturerA1 Biochem Labs
  • Product numberA1-01506
  • Product description3-(2-Methoxyethoxy)propanoic acid 0.95
  • Packaging1g
  • Price$200
  • Updated2026-06-05
  • Buy
  • ManufacturerA1 Biochem Labs
  • Product number6564977
  • Product description3-(2-Methoxyethoxy)propanoicacid 95%
  • Packaging5G
  • Price$705
  • Updated2021-12-16
  • Buy
  • ManufacturerA1 Biochem Labs
  • Product numberA1-01506
  • Product description3-(2-Methoxyethoxy)propanoic acid 0.95
  • Packaging5g
  • Price$705
  • Updated2026-06-05
  • Buy
  • Manufactureraablocks
  • Product numberAA001LRJ
  • Product descriptionPropanoic acid, 3-(2-methoxyethoxy)- 95%
  • Packaging250mg
  • Price$27
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA001LRJ
  • Product descriptionPropanoic acid, 3-(2-methoxyethoxy)- 95%
  • Packaging100mg
  • Price$17
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA001LRJ
  • Product descriptionPropanoic acid, 3-(2-methoxyethoxy)- 95%
  • Packaging5g
  • Price$388
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA001LRJ
  • Product descriptionPropanoic acid, 3-(2-methoxyethoxy)- 95%
  • Packaging1g
  • Price$87
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberP41094
  • Product description3-(2-Methoxyethoxy)propanoic acid 95%
  • Packaging1G
  • Price$135
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberP41094
  • Product description3-(2-Methoxyethoxy)propanoic acid 95%
  • Packaging5G
  • Price$635
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberP41094
  • Product description3-(2-Methoxyethoxy)propanoic acid 95%
  • Packaging25G
  • Price$2235
  • Updated2026-05-27
  • Buy
  • ManufacturerAcrotein
  • Product numberAC-6211
  • Product description3-(2-Methoxyethoxy)propanoic acid 97%
  • Packaging0.5g
  • Price$73.33
  • Updated2026-05-25
  • Buy
  • ManufacturerAcrotein
  • Product numberAC-6211
  • Product description3-(2-Methoxyethoxy)propanoic acid 97%
  • Packaging1g
  • Price$119.17
  • Updated2026-05-25
  • Buy
  • ManufacturerAcrotein
  • Product numberAC-6211
  • Product description3-(2-Methoxyethoxy)propanoic acid 97%
  • Packaging5g
  • Price$366.67
  • Updated2026-05-25
  • Buy
  • ManufacturerAK Scientific
  • Product numberX3859
  • Product descriptionM-PEG2-acid
  • Packaging250mg
  • Price$191
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA609900
  • Product description3-(2-Methoxyethoxy)propanoicacid 95%
  • Packaging100mg
  • Price$85
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA609900
  • Product description3-(2-Methoxyethoxy)propanoicacid 95%
  • Packaging1g
  • Price$314
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
A1 Biochem Labs A1-01506 3-(2-Methoxyethoxy)propanoic acid 0.95 1g $200 2026-06-05 Buy
A1 Biochem Labs 6564977 3-(2-Methoxyethoxy)propanoicacid 95% 5G $705 2021-12-16 Buy
A1 Biochem Labs A1-01506 3-(2-Methoxyethoxy)propanoic acid 0.95 5g $705 2026-06-05 Buy
aablocks AA001LRJ Propanoic acid, 3-(2-methoxyethoxy)- 95% 250mg $27 2026-05-28 Buy
aablocks AA001LRJ Propanoic acid, 3-(2-methoxyethoxy)- 95% 100mg $17 2026-05-28 Buy
aablocks AA001LRJ Propanoic acid, 3-(2-methoxyethoxy)- 95% 5g $388 2026-05-28 Buy
aablocks AA001LRJ Propanoic acid, 3-(2-methoxyethoxy)- 95% 1g $87 2026-05-28 Buy
ACHEMBLOCK P41094 3-(2-Methoxyethoxy)propanoic acid 95% 1G $135 2026-05-27 Buy
ACHEMBLOCK P41094 3-(2-Methoxyethoxy)propanoic acid 95% 5G $635 2026-05-27 Buy
ACHEMBLOCK P41094 3-(2-Methoxyethoxy)propanoic acid 95% 25G $2235 2026-05-27 Buy
Acrotein AC-6211 3-(2-Methoxyethoxy)propanoic acid 97% 0.5g $73.33 2026-05-25 Buy
Acrotein AC-6211 3-(2-Methoxyethoxy)propanoic acid 97% 1g $119.17 2026-05-25 Buy
Acrotein AC-6211 3-(2-Methoxyethoxy)propanoic acid 97% 5g $366.67 2026-05-25 Buy
AK Scientific X3859 M-PEG2-acid 250mg $191 2021-12-16 Buy
Ambeed A609900 3-(2-Methoxyethoxy)propanoicacid 95% 100mg $85 2021-12-16 Buy
Ambeed A609900 3-(2-Methoxyethoxy)propanoicacid 95% 1g $314 2021-12-16 Buy
Next Last

Properties

Boiling point :244.2±20.0 °C(Predicted)
Density :1.098±0.06 g/cm3(Predicted)
storage temp. :Sealed in dry,Room Temperature
pka :4.28±0.10(Predicted)
form :Liquid
color :Colorless to light yellow
InChI :InChI=1S/C6H12O4/c1-9-4-5-10-3-2-6(7)8/h2-5H2,1H3,(H,7,8)
InChIKey :KWMXBFIAGYXCCC-UHFFFAOYSA-N
SMILES :C(O)(=O)CCOCCOC

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)Corrosion (GHS05)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P310 Immediately call a POISON CENTER or doctor/physician.
P321 Specific treatment (see … on this label).
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.

Description

m-PEG2-acid is a PEG linker containing a terminal carboxylic acid. The terminal carboxylic acid can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond. The hydrophilic PEG spacer increases solubility in aqueous media.

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Suppliers and manufacturers

TargetMol Chemicals Inc.
m-PEG2-acid
m-PEG2-acid CAS:149577-05-9
Xian confluore Biological Technology Co., Ltd.
m-PEG2-COOH
m-PEG2-COOH CAS:149577-05-9
Shaanxi Dideu New Materials Co. Ltd
m-PEG2-acid
m-PEG2-acid CAS:149577-05-9
TargetMol Chemicals Inc.
Shanghai Acmec Biochemical Technology Co., Ltd.
Aladdin Scientific
DAYANG CHEM (HANGZHOU) CO.,LTD Shanghai Hongju Pharmaceutical Technology Co., LTD Chengdu Pukang Biotechnology Co., Ltd