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852005 Fmoc-Asp(OtBu)-OH

Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaMolar Mass
71989-14-5276-251-7C₂₃H₂₅NO₆411.50 g/mol

Products

Catalog NumberPackaging Qty/Pack
8520050025 Plastic bottle 25 g
8520050100 Plastic bottle 100 g
8520050250 Plastic bottle 250 g
8520051000 Plastic bottle 1 kg
Description
Catalogue Number852005
Replaces04-12-1013
Brand Family Novabiochem®
Alternate Names
  • N-α-Fmoc-L-aspartic acid β-t.-butyl ester
Background InformationThe product number for this product was previously 04-12-1013.

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References
Product Information
CAS number71989-14-5
EC number276-251-7
Hill FormulaC₂₃H₂₅NO₆
Molar Mass411.50 g/mol
HS Code2924 29 99
Structure formula ImageStructure formula Image
Quality LevelMQ400
Applications
ApplicationFmoc-Asp(OtBu)-OH Novabiochem®. CAS 71989-14-5, molar mass 411.46 g/mol.
Biological Information
Physicochemical Information
Melting Point143 - 150 °C
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
Storage class10 - 13 Other liquids and solids
WGKWGK 3 highly hazardous to water
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageStore below +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Color (visual)white to off white
Appearance of substance (visual)powder
Color index (0,5 M in DMF)≤ 150 Hazen
Identity (IR)passes test
Enantiomeric purity≥ 99.8 % (a/a)
Purity (HPLC)≥ 99.0 % (a/a)
Fmoc-ß-Ala-OH (HPLC)≤ 0.1 % (a/a)
Fmoc-ß-Ala-Asp (OtBu)-OH (HPLC)≤ 0.1 % (a/a)
Fmoc-Asp(OtBu)-Asp(OtBu)-OH (HPLC)≤ 0.1 % (a/a)
Fmoc-Asp-OH (HPLC)≤ 0.1 % (a/a)
Assay free amino acid (GC)≤ 0.2 %
Purity (TLC(011A))≥ 98 %
Purity (TLC(0811))≥ 98 %
Solubility (25 mmole in 50 ml DMF)clearly soluble
Assay (acidimetric)≥ 98.0 %
Water (K. F.)≤ 2.0 %
Ethyl acetate (HS-GC)≤ 0.5 %
Acetate (IC)≤ 0.02 %
For TLC-Systems see our General Catalog
Global Trade Item Number
Catalog Number GTIN
8520050025 04027269084554
8520050100 04027269084561
8520050250 04027269206925
8520051000 04027269179175