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C191

Sigma-Aldrich

Capsazepine

≥98% (HPLC), solid, TRPV1 antagonist

Synonym(s):

N-[2-(4-Chlorophenyl)ethyl]-1,3,4,5-tetrahydro-7,8-dihydroxy-2H-2-benzazepine-2-carbothioamide

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About This Item

Empirical Formula (Hill Notation):
C19H21ClN2O2S
CAS Number:
138977-28-3
Molecular Weight:
376.90
MDL number:
MFCD00153778
UNSPSC Code:
12352200
PubChem Substance ID:
24277967
NACRES:
NA.77

product name

Capsazepine, ≥98% (HPLC), solid

Quality Level

100

Assay

≥98% (HPLC)

form

solid

color

off-white

solubility

DMSO: >10 mg/mL, clear

storage temp.

2-8°C

SMILES string

Oc1cc2CCCN(Cc2cc1O)C(=S)NCCc3ccc(Cl)cc3

InChI

1S/C19H21ClN2O2S/c20-16-5-3-13(4-6-16)7-8-21-19(25)22-9-1-2-14-10-17(23)18(24)11-15(14)12-22/h3-6,10-11,23-24H,1-2,7-9,12H2,(H,21,25)

InChI key

DRCMAZOSEIMCHM-UHFFFAOYSA-N

Gene Information

human ... TRPV1(7442) , TRPV4(59341)
rat ... Trpv1(83810)

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Application

Capsazepine has been used as a transient receptor potential vanilloid-1 (TRPV1) antagonist:
  • to study its effect on capsaicin induced extracellular signal-regulated kinase (ERK) phosphorylation
  • to study the role of TRPV1 in central terminals on nociception in rats
  • for functional characterization of the TRPV1 in bull spermatozoa

Biochem/physiol Actions

Capsazepine is a synthetic analog of capsaicin and a transient receptor potential vanilloid-1 (TRPV1) antagonist. It exhibits anti-proliferative and anti-cancer effects in various cancer types including oral squamous cell carcinoma, non-small cell lung cancer (NSCLC), breast cancer, and prostate cancer cell lines (HSC-3, H460, MDA-231, and PC-3 respectively). Capsazepine recovers impaired lung mechanics during endotoxemia and it may be a potential therapeutic target for acute lung injury (ALI).

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Akihiro Fukushima et al.
Scientific reports, 7(1), 12452-12452 (2017-10-01)
The transient receptor potential vanilloid type 1 (TRPV1) is a thermosensitive cation channel that triggers heat pain in the periphery. Long-term desensitization of TRPV1, which can be induced by excess amounts of agonists, has been a method for investigating the
Hugo Balleza-Tapia et al.
eLife, 7 (2018-11-13)
Amyloid-β peptide (Aβ) forms plaques in Alzheimer's disease (AD) and is responsible for early cognitive deficits in AD patients. Advancing cognitive decline is accompanied by progressive impairment of cognition-relevant EEG patterns such as gamma oscillations. The endocannabinoid anandamide, a TrpV1-receptor
Alyssa M Myers et al.
British journal of pharmacology, 176(10), 1552-1567 (2018-01-18)
It has been suggested that the non-euphorogenic phytocannabinoid cannabidiol (CBD) can ameliorate adverse effects of Δ9 -tetrahydrocannabinol (THC). We determined whether CBD ameliorates cognitive deficits and withdrawal signs induced by cannabinoid CB1 /CB2 receptor agonists or produces these pharmacological effects
Ablation and regeneration of peripheral and central TRPV1 expressing nerve terminals and the consequence of nociception
Yu SQ and Premkumar LS
Open Medicine : A Peer-Reviewed, Independent, Open-Access Journal, 8(1) (2015)
S Bevan et al.
British journal of pharmacology, 107(2), 544-552 (1992-10-01)
1. Capsazepine is a synthetic analogue of the sensory neurone excitotoxin, capsaicin. The present study shows the capsazepine acts as a competitive antagonist of capsaicin. 2. Capsazepine (10 microM) reversibly reduced or abolished the current response to capsaicin (500 nM)
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