(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid structure

(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid

TL;DR: (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid (CAS 198543-64-5) is a chemical compound with molecular formula C21H23NO4 and molecular weight 353.16 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid

Also Known As: Fmoc-Tle-OH, Fmoc-L-tert-leucine, Fmoc-tBu-Gly-OH, fmoc-t-leucine, Fmoc-L-tert.leucine

CAS: 198543-64-5
Molecular Formula C21H23NO4
Molecular Weight 353.16 g/mol
LogP 4.0244
Topological Polar Surface Area 75.63 Ų
Hydrogen Bond Donors 2
Hydrogen Bond Acceptors 3
Rotatable Bonds 4
Exact Mass 353.16272
Heavy Atoms 26
Complexity 792.3999

Chemical Identifiers

CAS Number 198543-64-5
SMILES CC(C)(C)[C@@H](C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13

Product Overview

(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid (CAS 198543-64-5), with molecular formula C21H23NO4 and molecular weight 353.16 g/mol. IUPAC: (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
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Chemical Property Profile of (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid

XLogP
4.0244
TPSA (Topological Polar Surface Area)
75.63
Hydrogen Bond Donors
2
Hydrogen Bond Acceptors
3
Rotatable Bonds
4
Heavy Atoms
26
Complexity
792.3999
Exact Mass
353.16272
Monoisotopic Mass
353.16272
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid

The XLogP value of 4.0244 indicates that (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 75.63 Ų falls within the moderate polarity range, balancing permeability and solubility for (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid. Following Lipinski's Rule of Five, (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid has 2 hydrogen bond donor(s) and 3 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

Frequently Asked Questions

What is the typical lead time for this product?
Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.
Can you provide samples for testing?
Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.
What documentation do you provide with the product?
We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.
Do you ship internationally?
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

Frequently Asked Questions

What is the CAS number of (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid?

The CAS number of (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid is 198543-64-5.

What is the molecular formula of (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid?

The molecular formula of (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid is C21H23NO4.

What is the molecular weight of (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid?

The molecular weight of (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid is 353.16 g/mol.

Where can I buy (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid?

You can request a quote for (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid?

Yes, KEHONG BIO provides custom synthesis services for (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3,3-dimethylbutanoic acid and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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