B 4148 structure

B 4148

TL;DR: B 4148 (CAS 103412-37-9) is a chemical compound with molecular formula C62H95N19O14S2 and molecular weight 1393.67 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

B 4148

[(2R)-2-[[(2S)-2-[[(2S)-2-amino-3-thiophen-2-ylpropanoyl]amino]-3-hydroxypropanoyl]amino]-3-phenylpropanoyl] (2R,4S)-4-[[(2S)-6-amino-2-[[(2S)-2,6-diaminohexanoyl]amino]hexanoyl]amino]-2-[[(2S)-2-amino-3-(4-hydroxythiophen-2-yl)propanoyl]-[2-[[(2S)-1-[(2S)-pyrrolidine-2-carbonyl]pyrrolidine-2-carbonyl]amino]acetyl]amino]-7-(diaminomethylideneamino)-2-[3-(diaminomethylideneamino)propyl]-3-oxoheptanoate

Also Known As: Cid 128373, B 4148, Lys-lys-(2-hyp-5,8-thi-7-phe)-bradykinin, B-4148, Bradykinin, lys-lys-(hyp(2)-thi(5,8)-phe(7))-

CAS: 103412-37-9
Molecular Formula C62H95N19O14S2
Molecular Weight 1393.67 g/mol
LogP -3.7
Topological Polar Surface Area 632.0 Ų
Hydrogen Bond Donors 17
Hydrogen Bond Acceptors 24
Rotatable Bonds 43
Exact Mass 1393.6747
Heavy Atoms 97
Complexity 2710.0

Chemical Identifiers

CAS Number 103412-37-9
SMILES C1C[C@H](NC1)C(=O)N2CCC[C@H]2C(=O)NCC(=O)N(C(=O)[C@H](CC3=CC(=CS3)O)N)[C@](CCCN=C(N)N)(C(=O)[C@H](CCCN=C(N)N)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CCCCN)N)C(=O)OC(=O)[C@@H](CC4=CC=CC=C4)NC(=O)[C@H](CO)NC(=O)[C@H](CC5=CC=CS5)N
InChIKey HKNHKCVEWPZUNK-SZNSIZNJSA-N

Product Overview

B 4148 (CAS 103412-37-9), with molecular formula C62H95N19O14S2 and molecular weight 1393.67 g/mol. IUPAC: [(2R)-2-[[(2S)-2-[[(2S)-2-amino-3-thiophen-2-ylpropanoyl]amino]-3-hydroxypropanoyl]amino]-3-phenylpropanoyl] (2R,4S)-4-[[(2S)-6-amino-2-[[(2S)-2,6-diaminohexanoyl]amino]hexanoyl]amino]-2-[[(2S)-2-amino-3-(4-hydroxythiophen-2-yl)propanoyl]-[2-[[(2S)-1-[(2S)-pyrrolidine-2-carbonyl]pyrrolidine-2-carbonyl]amino]acetyl]amino]-7-(diaminomethylideneamino)-2-[3-(diaminomethylideneamino)propyl]-3-oxoheptanoate.

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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.
View MSDS →

Chemical Property Profile of B 4148

XLogP
-3.7
TPSA (Topological Polar Surface Area)
632.0
Hydrogen Bond Donors
17
Hydrogen Bond Acceptors
24
Rotatable Bonds
43
Heavy Atoms
97
Complexity
2710.0
Exact Mass
1393.6747
Monoisotopic Mass
1393.6747
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 B 4148

The XLogP value of -3.7 indicates that B 4148 is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 632.0 Ų indicates high polarity, suggesting B 4148 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, B 4148 has 17 hydrogen bond donor(s) and 24 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.

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 B 4148?

The CAS number of B 4148 is 103412-37-9.

What is the molecular formula of B 4148?

The molecular formula of B 4148 is C62H95N19O14S2.

What is the molecular weight of B 4148?

The molecular weight of B 4148 is 1393.67 g/mol.

Where can I buy B 4148?

You can request a quote for B 4148 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for B 4148?

Yes, KEHONG BIO provides custom synthesis services for B 4148 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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