HAMNO (NSC111847)

This product is for research use only, not for human use. We do not sell to patients.

HAMNO (NSC111847)
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Cat #: V3221 CAS #: 138736-73-9 Purity ≥ 98%

Description: HAMNO (formerly known as NSC-111847) is a novel, potent and selective protein interaction inhibitor of replication protein A (RPA).

References: Glanzer JG, et al. RPA inhibition increases replication stress and suppresses tumor growth. Cancer Res. 2014 Sep 15;74(18):5165-72.

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Molecular Weight (MW)263.30
Molecular FormulaC17H13NO2
CAS No.138736-73-9
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: >150 mg/mLr
Water: < 0.1 mg/mL (insoluble)r
Ethanol: N/A
SMILES CodeO=C(C=CC1=C/2C=CC=C1)C2=C/NC3=CC=CC=C3O
SynonymsCID 6335338, MLS000737724, NSC 111847, NSC111847; NSC-111847; HAMNO
ProtocolIn VitroHAMNO is a novel protein interaction inhibitor of replication protein A (RPA). RPA is involved in the ATR/Chk1 pathway. HAMNO alone inhibits colony formation in both HNSCC cell lines in the low micromolar range. HAMNO combined with etoposide significantly inhibits colony formation to a greater degree than HAMNO alone. After UMSCC38 cells are exposed to HAMNO, increased pan-nuclear γ-H2AX staining occurs in a dose dependent manner. Cancer derived UMSCC38 cells, as well as another cancer cell line, UMSCC11B, have prominent γ-H2AX staining, particularly after incubation with 20 μM HAMNO. Both UMSCC38 and OKF4 cells present increased γ-H2AX staining after addition of HAMNO, with the greatest increase in signal occurring in S-phase.
In VivoIn mice, HAMNO slows the progression of UMSCC11B tumors. Ser33 of RPA32, an ATR substrate, is highly phosphorylated after two hours of treatment with 20 μM of etoposide, which is reduced with the addition of 2 μM HAMNO, and is nearly absent at higher concentrations, demonstrating an in vivo effect of HAMNO as an inhibitor of RPA32 phosphorylation by ATR.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Preparing Stock Solutions
Solvent volume to be added Mass (the weight of a compound)
Mother liquor concentration 1mg5mg10mg20mg
1mM3.7979 mL18.9897 mL37.9795 mL75.9590 mL
5mM0.7596 mL3.7979 mL7.5959 mL15.1918 mL
10mM0.3798 mL1.8990 mL3.7979 mL7.5959 mL
20mM0.1899 mL0.9495 mL1.8990 mL3.7979 mL
Quality Control Documentation
The molarity calculator equation
Mass(g) = Concentration(mol/L) × Volume(L) × Molecular Weight(g/mol)
Mass
=
Concentration
×
Volume
×
Molecular Weight*
The dilution calculator equation
Concentration(start) × Volume(start) = Concentration(final) × Volume(final)

This equation is commonly abbreviated as: C1 V1 = C2 V2

Concentration(start)
C1
×
Volume(start)
V1
=
Concentration(final)
C2
×
Volume(final)
V2
Step One: Enter information below
Dosage mg/kg Average weight of animals g Dosing volume per animal µL Number of animals
Step Two: Enter the in vivo formulation
%DMSO + % + %Tween 80 + %ddH2O

Calculation Results:
Working concentration: mg/ml;
Method for preparing DMSO master liquid: mg drug pre-dissolved in µL DMSO(Master liquid concentration mg/mL) ,Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.
Method for preparing in vivo formulation: Take µL DMSO master liquid, next add µL PEG300, mix and clarify, next add µL Tween 80,mix and clarify, next add µL ddH2O,mix and clarify.
Note:
  • (1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
  • (2) Be sure to add the solvent(s) in order.