3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone structure

3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone

TL;DR: 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone (CAS 5251-82-1) is a chemical compound with molecular formula C16H13N5OS and molecular weight 323.08 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

3-[(6-ethylthieno[2,3-d]pyrimidin-4-yl)diazenyl]-1H-indol-2-ol

Also Known As: 3-[(6-ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone, BAS 00287799, 3-[(6-ethylthieno[2,3-d]pyrimidin-4-yl)diazenyl]-1H-indol-2-ol, 3-[(6-Ethyl-thieno[2,3-d]pyrimidin-4-yl)-hydrazono]-1,3-dihydro-indol-2-one, 3-[2-(6-ethylthieno[2,3-d]pyrimidin-4-yl)hydrazinyl]indol-2-one

CAS: 5251-82-1
Molecular Formula C16H13N5OS
Molecular Weight 323.08 g/mol
LogP 4.856
Topological Polar Surface Area 86.52 Ų
Hydrogen Bond Donors 2
Hydrogen Bond Acceptors 6
Rotatable Bonds 3
Exact Mass 323.08408
Heavy Atoms 23
Complexity 1033.4943

Chemical Identifiers

CAS Number 5251-82-1
SMILES CCC1=CC2=C(N=CN=C2S1)N=NC3=C(NC4=CC=CC=C43)O

Product Overview

3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone (CAS 5251-82-1), with molecular formula C16H13N5OS and molecular weight 323.08 g/mol. IUPAC: 3-[(6-ethylthieno[2,3-d]pyrimidin-4-yl)diazenyl]-1H-indol-2-ol.

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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 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone

XLogP
4.856
TPSA (Topological Polar Surface Area)
86.52
Hydrogen Bond Donors
2
Hydrogen Bond Acceptors
6
Rotatable Bonds
3
Heavy Atoms
23
Complexity
1033.4943
Exact Mass
323.08408
Monoisotopic Mass
323.08408
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 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone

The XLogP value of 4.856 indicates that 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 86.52 Ų falls within the moderate polarity range, balancing permeability and solubility for 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone. Following Lipinski's Rule of Five, 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone has 2 hydrogen bond donor(s) and 6 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 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone?

The CAS number of 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone is 5251-82-1.

What is the molecular formula of 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone?

The molecular formula of 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone is C16H13N5OS.

What is the molecular weight of 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone?

The molecular weight of 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone is 323.08 g/mol.

Where can I buy 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone?

You can request a quote for 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone?

Yes, KEHONG BIO provides custom synthesis services for 3-[(6-Ethyl-4-thieno[2,3-d]pyrimidinyl)hydrazo]-2-indolone and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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