WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 407495

CAS#: 140651-18-9

Description: CAY10574, also known as Cdk9 Inhibitor II, is a potent, selective inhibitor of Cdk9 in vitro with an IC50 value of 0.35 µM. It is also a competitive inhibitor of Cdk2-cyclin E with respect to ATP, with Ki and IC50 values of 13.3 and 20 µM, respectively.

Chemical Structure

CAS# 140651-18-9

Theoretical Analysis

MedKoo Cat#: 407495
Name: CAY10574
CAS#: 140651-18-9
Chemical Formula: C9H10N6O
Exact Mass: 218.0916
Molecular Weight: 218.22
Elemental Analysis: C, 49.54; H, 4.62; N, 38.51; O, 7.33

Price and Availability

Size Price Availability Quantity
5.0mg USD 190.0 2 Weeks
10.0mg USD 350.0 2 Weeks
20.0mg USD 650.0 2 Weeks
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Synonym: CAY10574; CAY-10574; CAY 10574; Cdk9 Inhibitor II

IUPAC/Chemical Name: 4-[(3,5-diamino-1H-pyrazol-4-yl)azo]-phenol


InChi Code: InChI=1S/C9H10N6O/c10-8-7(9(11)15-14-8)13-12-5-1-3-6(16)4-2-5/h1-4,16H,(H5,10,11,14,15)/b13-12+


Appearance: Solid powder

Purity: >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).

Solubility: Soluble in DMSO

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: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 218.22 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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