ChemicalBook > CAS DataBase List > Boc-NH-PEG4-CH2COOH

Boc-NH-PEG4-CH2COOH

Product Name
Boc-NH-PEG4-CH2COOH
CAS No.
876345-13-0
Chemical Name
Boc-NH-PEG4-CH2COOH
Synonyms
NHBoc-PEG4-CH2COOH;Boc-NH-PEG(3)-COOH;Boc-NH-PEG4-CH2CO0H;Boc-NH-(PEG)4-CH2COOH;t-Boc-N-amido-PEG4-CH2CO2H;Boc-NH-PEG(3)-COOH(16atoMs);t-boc-N-amido-PEG4-acetic acid;14-(Boc-amino)-3,6,9,12-tetraoxatetradecan-1-oic Acid;2,2-Dimethyl-4-oxo-3,8,11,14,17-pentaoxa-5-azanonadecan-19-oic acid;14-{[(tert-butoxy)carbonyl]amino}-3,6,9,12-tetraoxatetradecanoic acid
CBNumber
CB52648724
Molecular Formula
C15H29NO8
Formula Weight
351.39
MOL File
876345-13-0.mol
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Boc-NH-PEG4-CH2COOH Property

Boiling point:
493.6±40.0 °C(Predicted)
Density 
1.138±0.06 g/cm3(Predicted)
refractive index 
n/D 1.4641
storage temp. 
-20°C
pka
3.39±0.10(Predicted)
form 
Viscous Liquid
color 
Colorless to light yellow
InChI
InChI=1S/C15H29NO8/c1-15(2,3)24-14(19)16-4-5-20-6-7-21-8-9-22-10-11-23-12-13(17)18/h4-12H2,1-3H3,(H,16,19)(H,17,18)
InChIKey
SHMYENBXRNPSOG-UHFFFAOYSA-N
SMILES
C(OC(C)(C)C)(=O)NCCOCCOCCOCCOCC(O)=O
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P312Call a POISON CENTER or doctor/physician if you feel unwell.

P321Specific treatment (see … on this label).

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P337+P313IF eye irritation persists: Get medical advice/attention.

P362Take off contaminated clothing and wash before reuse.

P403+P233Store in a well-ventilated place. Keep container tightly closed.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
902551
Product name
BocNH-PEG4-acid
Packaging
250MG
Price
$264.04
Updated
2025/07/31
Sigma-Aldrich
Product number
902551
Product name
BocNH-PEG4-acid
Packaging
1G
Price
$801
Updated
2025/07/31
Activate Scientific
Product number
AS104026
Product name
BocNH-PEG4-CH2COOH
Purity
95+%
Packaging
1g
Price
$532
Updated
2021/12/16
ChemScene
Product number
CS-0025223
Product name
Boc-NH-PEG4-CH2COOH
Purity
≥97.0%
Packaging
250mg
Price
$160
Updated
2021/12/16
BroadPharm
Product number
BP-23531
Product name
t-Boc-N-amido-PEG4-CH2CO2H
Purity
98%
Packaging
500mg
Price
$280
Updated
2021/12/16
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Boc-NH-PEG4-CH2COOH Chemical Properties,Usage,Production

Description

t-Boc-N-amido-PEG4-CH2CO2H is a PEG linker containing a terminal carboxylic acid and Boc-protected amino group. The hydrophilic PEG spacer increases solubility in aqueous media. 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 Boc group can be deprotected under mild acidic conditions to form the free amine.

Uses

This heterobifunctional, PEGylated crosslinker features a carboxylic acid at one end and Boc-protected amino group at the other, which can be deprotected with mildly acidic conditions. The hydrophillic PEG linker facilitates solubility in biological applications. BocNH-PEG4-acid can be used for bioconjugation or as a building block for synthesis of small molecules, conjugates of small molecules and/or biomolecules, or other tool compounds for chemical biology and medicinal chemistry that require ligation. Examples of applications include its synthetic incorporation into antibody-drug conjugates or proteolysis-targeting chimeras (PROTAC? molecules) for targeted protein degradation

reaction suitability

reaction type: Pegylations
reagent type: cross-linking reagent

IC 50

Cleavable Linker; Alkyl/ether; PEGs

Boc-NH-PEG4-CH2COOH Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from Boc-NH-PEG4-CH2COOH manufacturers

LAURENT
Product
BocNH-PEG4-CH2COOH 876345-13-0
Price
US $133.00/g
Min. Order
1g
Purity
98%
Supply Ability
500kg
Release date
2025-11-20
XIAMEN SINOPEG BIOTECH CO., LTD.
Product
2,2-dimethyl-4-oxo-3,8,11,14,17-pentaoxa-5-azanonadecan-19-oic acid 876345-13-0
Price
US $0.00-0.00/g
Min. Order
1g
Purity
98%
Supply Ability
1g/bottle, 10g/bottle, 100g/bottle
Release date
2025-09-12
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
Product
Boc-NH-PEG4-CH2COOH 876345-13-0
Price
US $2.00-6.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
100kg
Release date
2025-08-06

876345-13-0, Boc-NH-PEG4-CH2COOHRelated Search:


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  • 876345-13-0
  • C15H29NO8