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NS 3694

CAS No.
426834-38-0
Chemical Name:
NS 3694
Synonyms
NS3694, 10 mM in DMSO;Apoptosis Inhibitor II, NS3694;Apoptosis Inhibitor II, NS3694 - CAS 426834-38-0 - Calbiochem;Benzoic acid, 4-chloro-2-[[[[3-(trifluoromethyl)phenyl]amino]carbonyl]amino]-;NS 3694,Inhibitor,Apaf-1,Apoptosis,inhibit,caspase-9,NS-3694,apoptosome inhibitor,NS3694,cytochrome c
CBNumber:
CB4498300
Molecular Formula:
C15H10ClF3N2O3
Molecular Weight:
358.7
MDL Number:
MFCD00249000
MOL File:
426834-38-0.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-06-26 19:40:10

NS 3694 Properties

storage temp. 2-8°C
solubility DMSO: 22 mg/mL, soluble
form solid
color Off-white to light yellow
InChI 1S/C15H10ClF3N2O3/c16-9-4-5-11(13(22)23)12(7-9)21-14(24)20-10-3-1-2-8(6-10)15(17,18)19/h1-7H,(H,22,23)(H2,20,21,24)
InChIKey GNCZTZCPXFDPLI-UHFFFAOYSA-N
SMILES FC(F)(F)c1cc(ccc1)NC(=O)Nc2c(ccc(c2)Cl)C(=O)O
UNSPSC Code 12352200
NACRES NA.77

SAFETY

Risk and Safety Statements

WGK Germany  3
Storage Class 11 - Combustible Solids

NS 3694 price More Price(29)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich N7787 NS3694 ≥98%, powder 426834-38-0 5mg $114 2026-04-30 Buy
Sigma-Aldrich 178494 Apoptosis Inhibitor II, NS3694 426834-38-0 10mg $189 2026-04-30 Buy
Cayman Chemical 19190 NS 3694 ≥98% 426834-38-0 5mg $72 2026-04-30 Buy
Cayman Chemical 19190 NS 3694 ≥98% 426834-38-0 10mg $134 2026-04-30 Buy
Cayman Chemical 19190 NS 3694 ≥98% 426834-38-0 25mg $315 2026-04-30 Buy
Product number Packaging Price Buy
N7787 5mg $114 Buy
178494 10mg $189 Buy
19190 5mg $72 Buy
19190 10mg $134 Buy
19190 25mg $315 Buy

NS 3694 Chemical Properties, Uses, Production

Description

Cytochrome c, which leaks from the mitochondrial intermembrane space into the cytosol, causes oligomerization of apoptotic protease-activating factor 1 (Apaf-1), forming a caspase activation complex known as the apoptosome. NS3694 is a cell-permeable diarylurea compound that inhibits apoptosome formation and caspase activation. It blocks cytochrome c-induced caspase activation in HeLa cell cytosolic extracts with an IC50 value of approximately 50 μM. NS3694 prevents the formation of apoptosomes, which prevents the association of procaspases with Apaf-1. It suppresses caspase activation and apoptosis in cells treated with either TNF-α or staurosporine . NS3694 is used to examine the role of apoptosome-mediated caspase activation in cell death.

Uses

NS3694 is a suppressor of the formation of apoptosome Apaf-1.

Definition

ChEBI: 4-chloro-2-[[oxo-[3-(trifluoromethyl)anilino]methyl]amino]benzoic acid is a member of ureas.

in vitro

previous study found that ns3694, and its two analogs (ns1764 and ns1784) were well-tolerated by mcf-7s1 breast cancer cells at concentrations up to 100, 50, and 25 μm, respectively. moreove, all three compounds could not inhibit recombinant caspase 9 and caspase 3 at concentrations ranging from 25 to 100 μm. in addition, ns3694 was able to inhibit the co-immunoprecipitation of caspase 9 and apaf-1 from hela cell cytosol stimulated by cytochrome c and datp. ns3694 could also inhibit the formation of the active 700-kda apoptosome complex, but had no effect on tnf-induced caspase-independent death of wehi-s cells. ns3694 did not inhibit fasl-induced caspase activation or death in type i cells neither [1].

IC 50

approximately 50 μm for cytochrome c-induced caspase activation in hela cell cytosolic extracts

References

[1] lademann, u. ,cain, k.,gyrd-hansen, m., et al. diarylurea compounds inhibit caspase activation by preventing the formation of the active 700-kilodalton apoptosome complex. mol.cell biol. 23(21), 7829-7837 (2003).

NS 3694 Preparation Products And Raw materials

Raw materials

Preparation Products

NS 3694 Suppliers

Global Suppliers ( 47)
Supplier Tel Email Country ProdList Advantage
VDM Biochemicals 0330-2528181 sales@vdmbio.com United States 510 64
BOC Sciences 1-631-485-4226; 16314854226 info@bocsci.com United States 9920 65
Shanghai EFE Biological Technology Co., Ltd. 021-65675885 18964387627 info@efebio.com China 9799 58
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
Tianjin Kailiqi Biotechnology Co., Ltd. 15076683720 klq@cw-bio.com China 9781 55
TargetMol Chemicals Inc. +1-781-999-5354; +1-00000000000 marketing@targetmol.com United States 32431 58
Career Henan Chemica Co +86-0371-86658258 +86-13203830695 laboratory@coreychem.com China 30203 58
ChemeGen(Shanghai) Biotechnology Co.,Ltd. 18818260767 sales@chemegen.com China 11123 58
MedBioPharmaceutical Technology Inc 021-69568360 18916172912 order@med-bio.cn China 8137 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44871 58

View Latest Price from NS 3694 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
NS3694 pictures 2026-06-30 NS3694
426834-38-0
1KG 98% 20Tons Shaanxi Dideu New Materials Co. Ltd
NS3694 pictures 2026-06-02 NS3694
426834-38-0
$31.00-72.00 99.92% 10g TargetMol Chemicals Inc.
  • NS3694 pictures
  • NS3694
    426834-38-0
  • 98%
  • Shaanxi Dideu New Materials Co. Ltd
  • NS3694 pictures
  • NS3694
    426834-38-0
  • $31.00-72.00
  • 99.92%
  • TargetMol Chemicals Inc.

NS 3694 Spectrum

Apoptosis Inhibitor II, NS3694 - CAS 426834-38-0 - Calbiochem Apoptosis Inhibitor II, NS3694 Benzoic acid, 4-chloro-2-[[[[3-(trifluoromethyl)phenyl]amino]carbonyl]amino]- NS 3694,Inhibitor,Apaf-1,Apoptosis,inhibit,caspase-9,NS-3694,apoptosome inhibitor,NS3694,cytochrome c NS3694, 10 mM in DMSO 426834-38-0 C15H10ClF3N2O3 Apoptosis Inhibitors