22-Amino-5,8,11,14,17,20-hexaoxa-2-azadocosanoic acid 1,1-dimethylethyl ester

CAS NO.：1091627-77-8
Empirical Formula: C19H40N2O8
Molecular Weight: 424.53
MDL number: MFCD16619391
SAFETY DATA SHEET (SDS)
Update Date: 2024-10-23 13:36:13

What is 22-Amino-5,8,11,14,17,20-hexaoxa-2-azadocosanoic acid 1,1-dimethylethyl ester?

Description

t-Boc-N-amido-PEG6-amine is a monodisperse PEG reagent The hydrophilic PEG spacer increases solubility in aqueous media. The amino group is reactive with carboxylic acids, activated NHS esters, etc. The Boc group can be deprotected under mild acidic conditions to form the free amine.

The Uses of 22-Amino-5,8,11,14,17,20-hexaoxa-2-azadocosanoic acid 1,1-dimethylethyl ester

Boc-N-amido-PEG6-Amine is a heterobifunctional polyethyleneglycol (PEG) derivative used in the preparation of intramolecular linking agents.

Properties of 22-Amino-5,8,11,14,17,20-hexaoxa-2-azadocosanoic acid 1,1-dimethylethyl ester

Boiling point:	514.7±50.0 °C(Predicted)
Density	1.071±0.06 g/cm3(Predicted)
storage temp.	Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility	Chloroform (Slightly), DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slig
form	Oil
pka	12.23±0.46(Predicted)
color	Pale Yellow
Stability:	Hygroscopic

Safety information for 22-Amino-5,8,11,14,17,20-hexaoxa-2-azadocosanoic acid 1,1-dimethylethyl ester

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H319:Serious eye damage/eye irritation
Precautionary Statement Codes	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. P337+P313:IF eye irritation persists: Get medical advice/attention.

Computed Descriptors for 22-Amino-5,8,11,14,17,20-hexaoxa-2-azadocosanoic acid 1,1-dimethylethyl ester

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