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2-Benzoylamino-1,4-naphthoquinone

CAS No.
65240-86-0
Chemical Name:
2-Benzoylamino-1,4-naphthoquinone
Synonyms
PPM-18;NQN-1 (PPM-18);2-BenzaMido-1,4-naphthoquinone;2-Benzoylamino-1,4-naphthoquinone;N-(1,4-Dioxo-1,4-dihydronaphthalen-2-yl)benzamide;Benzamide, N-(1,4-dihydro-1,4-dioxo-2-naphthalenyl)-
CBNumber:
CB3142172
Molecular Formula:
C17H11NO3
Molecular Weight:
277.27
MDL Number:
MFCD18427708
MOL File:
Mol file
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:51:37

2-Benzoylamino-1,4-naphthoquinone Properties

Melting point 134-136°C
storage temp. Refrigerator
solubility Chloroform (Slightly), DMSO (Slightly), Ethyl Acetate (Slightly)
form Solid
color Yellow to Orange

2-Benzoylamino-1,4-naphthoquinone price More Price(26)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 13327 PPM-18 ≥95% 65240-86-0 1mg $21 2026-04-30 Buy
Cayman Chemical 13327 PPM-18 ≥95% 65240-86-0 5mg $86 2026-04-30 Buy
Cayman Chemical 13327 PPM-18 ≥95% 65240-86-0 10mg $152 2026-04-30 Buy
Cayman Chemical 13327 PPM-18 ≥95% 65240-86-0 25mg $329 2026-04-30 Buy
TRC TRC-B184990-25MG 2-Benzamido-1,4-naphthoquinone 65240-86-0 25mg $294 2026-06-03 Buy
Product number Packaging Price Buy
13327 1mg $21 Buy
13327 5mg $86 Buy
13327 10mg $152 Buy
13327 25mg $329 Buy
TRC-B184990-25MG 25mg $294 Buy

2-Benzoylamino-1,4-naphthoquinone Chemical Properties, Uses, Production

Uses

2-Benzamido-1,4-naphthoquinone belongs to a novel class of small molecule inhibitors of histone deacetylase (HDAC6), a family of enzymes that play significant role in numerous biological processes and diseases. 2-Benzamido-1,4-naphthoquinone was also shown to be an activation blocker of nuclear factor-kB (NF-kB).

Definition

ChEBI: PPM-18 is a naphthoquinone.

Biological Activity

ppm-18 is a chemically synthesized naphthoquinone derivative and an anti-inflammatory agent that inhibits the expression of inducible no synthase (inos). nos catalyzes the oxidation of the amino acid l-arginine to form no. as an important cellular signaling molecule, no has been implicated in modulating vascular tone, airway tone, insulinsecretion, and peristalsis. it has also been shown that no is involved in angiogenesis and neural development and can function as a retrograde neurotransmitter

in vitro

pretreatment of rat alveolar macrophages with ppm-18 (0.1-10 μm) significantly inhibited nitrite production, inos mrna accumulation and inos protein expression. ppm-18 did not affect the enzymic activities of inos and other constitutive nos forms directly. ppm-18 (10 μm) inhibited the lps-induced increase in nuclear transcription factor κb (nf-κb) p65 and p50 in nucleus.. ppm-18 significantly decreased lps-induced the production of tumour necrosis factor α [1]. ppm-18 inhibited nf-κb activation with an ic50 of 5 μm [3].

in vivo

in rats, intravenously pretreatment with ppm-18 (15 mg/kg) maintained a significantly higher mean arterial pressure compared with lps-treated controls. ppm-18 protected mice against lps-induced lethal toxicity. in mice, ppm-18 (5 or 15 mg/kg) dose-dependently decreased the lethality. in the mouse model of sepsis, ppm-18 exhibited as a potent inhibitor of inos expression by blocking the binding of nf-κb to promoter and exerted a beneficial effect [1].

References

[1] yu m s, lin j f w u t l, kuo c s. inhibition of nitric oxide synthase expression by ppm-18, a novel anti-inflammatory agent, in vitro and in vivo[j]. biochemical journal, 1997, 328(2): 363-369.
[2] beck k f, eberhardt w, frank s, et al. inducible no synthase: role in cellular signalling[j]. journal of experimental biology, 1999, 202(6): 645-653.
[3] davis, m. e.,grumbach, i.m.,fukai, t., et al. shear stress regulates endothelial nitric-oxide synthase promoter activity through nuclear factor κb binding.the journal of biological chemisty 279(1), 163-168 (2004).

495-18-1
130-15-4
65240-86-0
Synthesis of 2-Benzoylamino-1,4-naphthoquinone from Benzohydroxamic acid and 1,4-Naphthoquinone

2-Benzoylamino-1,4-naphthoquinone Preparation Products And Raw materials

Raw materials

Preparation Products

2-Benzoylamino-1,4-naphthoquinone Suppliers

Global Suppliers ( 60)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
BOC Sciences 1-631-485-4226; 16314854226 info@bocsci.com United States 9920 65
Shanghai TaoSu Biochemical Technology Co., Ltd. 021-33632979 info@tsbiochem.com China 8039 58
Shanghai EFE Biological Technology Co., Ltd. 021-65675885 18964387627 info@efebio.com China 9799 58
Shanghai Rechem science Co., Ltd. 021-31433387 15618786686 sales@rechemscience.com China 2968 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
TargetMol Chemicals Inc. +1-781-999-5354; +1-00000000000 marketing@targetmol.com United States 32431 58
InvivoChem +1-708-310-1919 +1-13798911105 sales@invivochem.cn United States 6378 58
ChemeGen(Shanghai) Biotechnology Co.,Ltd. 18818260767 sales@chemegen.com China 11123 58
Jurong Coupling Biotechnology Co., Ltd. 13656108824 coupling278191416@hotmail.com CHINA 184 58

View Latest Price from 2-Benzoylamino-1,4-naphthoquinone manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
PPM-18 pictures 2026-05-26 PPM-18
65240-86-0
$34.00-112.00 99.71% 10g TargetMol Chemicals Inc.
  • PPM-18 pictures
  • PPM-18
    65240-86-0
  • $34.00-112.00
  • 99.71%
  • TargetMol Chemicals Inc.

2-Benzoylamino-1,4-naphthoquinone Spectrum

PPM-18 2-BenzaMido-1,4-naphthoquinone N-(1,4-Dioxo-1,4-dihydronaphthalen-2-yl)benzamide Benzamide, N-(1,4-dihydro-1,4-dioxo-2-naphthalenyl)- NQN-1 (PPM-18) 2-Benzoylamino-1,4-naphthoquinone 65240-86-0 Aromatics, Heterocycles, Inhibitors, Pharmaceuticals, Intermediates & Fine Chemicals