C.I. Reactive Yellow 14 structure

C.I. Reactive Yellow 14

TL;DR: C.I. Reactive Yellow 14 (CAS 18976-74-4) is a chemical compound with molecular formula C20H19ClN4Na2O11S3 and molecular weight 667.97 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

disodium;3-chloro-4-[4-[[2-methoxy-5-(2-sulfonatooxyethylsulfonyl)phenyl]diazenyl]-3-methyl-5-oxo-4H-pyrazol-1-yl]-5-methylbenzenesulfonate

Also Known As: Remazol Yellow G, C.I. Reactive Yellow 14, Methyldaunosamine, procion yellow MX-4R, Reactive Yellow 14

CAS: 18976-74-4
Molecular Formula C20H19ClN4Na2O11S3
Molecular Weight 667.97 g/mol
LogP -4.31
Topological Polar Surface Area 250.0 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 14
Rotatable Bonds 8
Exact Mass 667.96967
Heavy Atoms 41
Complexity 1260.0

Chemical Identifiers

CAS Number 18976-74-4
SMILES CC1=CC(=CC(=C1N2C(=O)C(C(=N2)C)N=NC3=C(C=CC(=C3)S(=O)(=O)CCOS(=O)(=O)[O-])OC)Cl)S(=O)(=O)[O-].[Na+].[Na+]
InChIKey MDNHFVJYEPHAAQ-UHFFFAOYSA-L

Product Overview

C.I. Reactive Yellow 14 (CAS 18976-74-4), with molecular formula C20H19ClN4Na2O11S3 and molecular weight 667.97 g/mol. IUPAC: disodium;3-chloro-4-[4-[[2-methoxy-5-(2-sulfonatooxyethylsulfonyl)phenyl]diazenyl]-3-methyl-5-oxo-4H-pyrazol-1-yl]-5-methylbenzenesulfonate.

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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 C.I. Reactive Yellow 14

XLogP
-4.31
TPSA (Topological Polar Surface Area)
250.0
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
14
Rotatable Bonds
8
Heavy Atoms
41
Complexity
1260.0
Exact Mass
667.96967
Monoisotopic Mass
667.96967
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 C.I. Reactive Yellow 14

The XLogP value of -4.31 indicates that C.I. Reactive Yellow 14 is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 250.0 Ų indicates high polarity, suggesting C.I. Reactive Yellow 14 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, C.I. Reactive Yellow 14 has 0 hydrogen bond donor(s) and 14 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 C.I. Reactive Yellow 14?

The CAS number of C.I. Reactive Yellow 14 is 18976-74-4.

What is the molecular formula of C.I. Reactive Yellow 14?

The molecular formula of C.I. Reactive Yellow 14 is C20H19ClN4Na2O11S3.

What is the molecular weight of C.I. Reactive Yellow 14?

The molecular weight of C.I. Reactive Yellow 14 is 667.97 g/mol.

Where can I buy C.I. Reactive Yellow 14?

You can request a quote for C.I. Reactive Yellow 14 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for C.I. Reactive Yellow 14?

Yes, KEHONG BIO provides custom synthesis services for C.I. Reactive Yellow 14 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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