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

MedKoo CAT#: 562148

CAS#: 1635437-39-6

Description: UMB-32 is a potent and selective inhibitor of BRD4.

Chemical Structure

CAS# 1635437-39-6

Theoretical Analysis

MedKoo Cat#: 562148
Name: UMB-32
CAS#: 1635437-39-6
Chemical Formula: C21H23N5O
Exact Mass: 361.19
Molecular Weight: 361.440
Elemental Analysis: C, 69.78; H, 6.41; N, 19.38; O, 4.43

Price and Availability

Size Price Availability Quantity
5mg USD 450 2 Weeks
10mg USD 750 2 Weeks
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Synonym: UMB-32; UMB 32; UMB32;

IUPAC/Chemical Name: N-(1,1-Dimethylethyl)-2-[4-(3,5-dimethyl-4-isoxazolyl)phenyl]-imidazo[1,2-a]pyrazin-3-amine


InChi Code: InChI=1S/C21H23N5O/c1-13-18(14(2)27-25-13)15-6-8-16(9-7-15)19-20(24-21(3,4)5)26-11-10-22-12-17(26)23-19/h6-12,24H,1-5H3

SMILES Code: CC1=C(C2=CC=C(C3=C(NC(C)(C)C)N4C(C=NC=C4)=N3)C=C2)C(C)=NO1

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

More Info:

Biological target:
In vitro activity:
In vivo activity:

Preparing Stock Solutions

The following data is based on the product molecular weight 361.44 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
Formulation protocol:
In vitro protocol:
In vivo protocol:

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1: Huang H, Liu S, Jean M, Simpson S, Huang H, Merkley M, Hayashi T, Kong W, Rodríguez-Sánchez I, Zhang X, Yosief HO, Miao H, Que J, Kobie JJ, Bradner J, Santoso NG, Zhang W, Zhu J. A Novel Bromodomain Inhibitor Reverses HIV-1 Latency through Specific Binding with BRD4 to Promote Tat and P-TEFb Association. Front Microbiol. 2017 Jun 7;8:1035. doi: 10.3389/fmicb.2017.01035. eCollection 2017. PubMed PMID: 28638377; PubMed Central PMCID: PMC5461361.

2: McKeown MR, Shaw DL, Fu H, Liu S, Xu X, Marineau JJ, Huang Y, Zhang X, Buckley DL, Kadam A, Zhang Z, Blacklow SC, Qi J, Zhang W, Bradner JE. Biased multicomponent reactions to develop novel bromodomain inhibitors. J Med Chem. 2014 Nov 13;57(21):9019-27. doi: 10.1021/jm501120z. Epub 2014 Oct 31. PubMed PMID: 25314271; PubMed Central PMCID: PMC4234447.