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MedKoo CAT#: 406540

CAS#: 518058-84-9

Description: KX1-004 is an Src-protein tyrosine kinase inhibitor to reduce cisplatin ototoxicity while preserving its antitumor effect. KX1-004 has been used to protect the cochlea from hazardous noise.

Price and Availability

Size Price Shipping out time Quantity
100mg USD 750 2 Weeks
200mg USD 1250 2 Weeks
500mg USD 1950 2 Weeks
1g USD 2950 2 Weeks
2g USD 3950 2 Weeks
5g USD 5950 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-08-06. Prices are subject to change without notice.

KX1-004, purity > 98%, is in stock. Current shipping out time is about 2 weeks after order is received. CoA, QC data and MSDS documents are available in one week after order is received.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 406540
Name: KX1-004
CAS#: 518058-84-9
Chemical Formula: C16H13FN2O2
Exact Mass: 284.09611
Molecular Weight: 284.29
Elemental Analysis: C, 67.60; H, 4.61; F, 6.68; N, 9.85; O, 11.26

Synonym: KX1004; KX 1004; KX1-004.

IUPAC/Chemical Name: 5-fluoro-N-(3-hydroxybenzyl)-1H-indole-2-carboxamide.


InChi Code: InChI=1S/C16H13FN2O2/c17-12-4-5-14-11(7-12)8-15(19-14)16(21)18-9-10-2-1-3-13(20)6-10/h1-8,19-20H,9H2,(H,18,21)

SMILES Code: O=C(C(N1)=CC2=C1C=CC(F)=C2)NCC3=CC=CC(O)=C3

Technical Data

white solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO, not in water

Shelf Life:
>2 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:

Additional Information



1: Fetoni AR, Bielefeld EC, Paludetti G, Nicotera T, Henderson D. A putative role of p53 pathway against impulse noise induced damage as demonstrated by protection with pifithrin-alpha and a Src inhibitor. Neurosci Res. 2014 Apr-May;81-82:30-7. doi: 10.1016/j.neures.2014.01.006. Epub 2014 Jan 25. PubMed PMID: 24472721.

2: Bielefeld EC, Tanaka C, Chen GD, Coling D, Li M, Henderson D, Fetoni AR. An Src-protein tyrosine kinase inhibitor to reduce cisplatin ototoxicity while preserving its antitumor effect. Anticancer Drugs. 2013 Jan;24(1):43-51. doi: 10.1097/CAD.0b013e32835739fd. PubMed PMID: 22828384.

3: Bielefeld EC, Hangauer D, Henderson D. Protection from impulse noise-induced hearing loss with novel Src-protein tyrosine kinase inhibitors. Neurosci Res. 2011 Dec;71(4):348-54. doi: 10.1016/j.neures.2011.07.1836. Epub 2011 Aug 5. PubMed PMID: 21840347; PubMed Central PMCID: PMC3210387.

4: Bielefeld EC, Wantuck R, Henderson D. Postexposure treatment with a Src-PTK inhibitor in combination with N-l-acetyl cysteine to reduce noise-induced hearing loss. Noise Health. 2011 Jul-Aug;13(53):292-8. doi: 10.4103/1463-1741.82962. PubMed PMID: 21768733.

5: Bielefeld EC, Hynes S, Pryznosch D, Liu J, Coleman JK, Henderson D. A comparison of the protective effects of systemic administration of a pro-glutathione drug and a Src-PTK inhibitor against noise-induced hearing loss. Noise Health. 2005 Oct-Dec;7(29):24-30. PubMed PMID: 17478966.

6: Harris KC, Hu B, Hangauer D, Henderson D. Prevention of noise-induced hearing loss with Src-PTK inhibitors. Hear Res. 2005 Oct;208(1-2):14-25. Epub 2005 Jun 13. PubMed PMID: 15950415.