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CAS No 58-27-5 , 2-methylnaphthalene-1,4-dione

  • Name: 2-methylnaphthalene-1,4-dione
  • Synonyms: 2-methylnaphthalene-1,4-dione;menadione; Klottone; Kayklot; Thyloquinone; Menaphthone; Kayquinone; Vitamin K3; Kolklot; Kappaxin; 2-Methyl-1,4-naphthoquinone;
  • CAS Registry Number:
  • Melting Point: 105-108 ºC
  • Density: 1.225 g/cm3
  • Safety Statements: R22;R36/37/38;R43
  • Hazard Symbols: Xn: Harmful;
  • EINECS: 200-372-6
  • Molecular Weight: 172.18002
  • InchiKey: MJVAVZPDRWSRRC-UHFFFAOYSA-N
  • InChI: InChI=1S/C11H8O2/c1-7-6-10(12)8-4-2-3-5-9(8)11(7)13/h2-6H,1H3
  • Risk Statements: S24;S26;S37/39
  • Molecular Formula: C11H8O2
  • Molecular Structure:CAS No:58-27-5 2-methylnaphthalene-1,4-dione
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58-27-5 Vitamin K3 (Menadione) (D8, 98%) Chem. Purity 97%

  • Creative Proteomics provides a full range of drug development services, including Molecular Biology, Biochemistry, Systems Biology, Organic Chemistry, Genomics, Bioinformatics, Structural Biology, Preclinical and Clinical studies. Please contact us t...
  • United States Creative Proteomics [Manufacturer, Trading Company]
  • Tel: 1-631-6197922
  • Fax: 1-631-6147828
  • Address: 45-1 Ramsey Road, Shirley New York,New YorkUnited States
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58-27-5 Factory Supply 99% High Purity Menadione with Good Price

  • Product name:Menadione CAS No.:58-27-5 Molecular formula:C11H8O2 Molecular weight:172.18 Product Specifications:Pharmacopoeial grade Purity:99%+ Email: dahuasales02@whdhwy.com WhatApp/WeChat:+86 15623424115
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  • China Wuhan Dahua Weiye Pharmaceutical Devolepment Co.,Ltd [Manufacturer]
  • Tel: 86-027-59262863
  • Fax: 86-027-59262863
  • Address: Daijiashan 45#,Jiangan Economic Development Zone,Wuhan,Hubei,China Wuhan,HubeiChina
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58-27-5 Vitamin K3

  • Vitamin K3 Product details Vitamin K3 Product Name: Vitamin K3 Synonyms: Vitamine K3, Hemodal, Itykinone, Kthrombin, Menadione Sodione Bisulfite;Menadione (1.05793); Vitamin K2(0); menaphthone; Menadione; Vitamin K_3; 2-Methyl-1,4-dihydronaphthalene-...
  • China Wuhan Yuancheng Group [Manufacturer]
  • Tel: 86-027-50756063
  • Address: Zhongshan Road Wuchang Wuhan,HubeiChina
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58-27-5 2-Methyl-1,4-naphthoquinone

  • "Appearance Slightly Yellow Crystal Powder Slightly Yellow Crystal Powder Pass Purity ≥98% 98.56% Pass impurities Water ≤0.3% 0.2% Pass Sulfate ≤0.1% 0.04% Pass Chrome ≤60ppm 40ppm Pass"
  • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
  • Tel: 86-571-88025800
  • Fax: 86-571-87156470
  • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina

58-27-5 2-Methyl-1,4-naphthoquinone

  • product Name: 2-Methyl-1,4-naphthoquinone Synonyms: Menadione (1.05793); Vitamin K2(0); Vitamin K3; menaphthone; Menadione; Vitamin K_3; 2-Methyl-1,4-dihydronaphthalene-1,4-dione Molecular Formula: C11H8O2 Molecular Weight: 172.18 CAS Registry Number...
  • Min. Order: 5000
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  • China Hubei Yuancheng Saichuang Technology Co., Ltd. [Manufacturer, Trading Company]
  • Tel: 86-027-50756244
  • Fax: --
  • Address: 496# Zhongshan Road,Wuchang, Wuhan,Hubei,China wuhan ,HubeiChina
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58-27-5 2-Methyl-1,4-naphthoquinone

  • 2-Methyl-1,4-naphthoquinone product Name: 2-Methyl-1,4-naphthoquinone Synonyms: Menadione (1.05793); Vitamin K2(0); Vitamin K3; menaphthone; Menadione; Vitamin K_3; 2-Methyl-1,4-dihydronaphthalene-1,4-dione Molecular Formula: C11H8O2 Molecular Weight...
  • Min. Order: 10000
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  • China Hubei Wuhan Yuancheng Saichuang Technology Co., Ltd. [Manufacturer]
  • Tel: 86-027-88322715
  • Fax: 86-027-88048077
  • Address: No.496,Zhongshan Road, Wuhan, Hubei, China Wuhan,HebeiChina
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58-27-5 2-Methyl-1,4-naphthoquinone

  • China Taiyuan RHF CO., ltd. [Manufacturers]
  • Tel: 0351-7436719
  • Fax: +86-351-7436719
  • Address: Shuangta South Alley 46,2-1, YingZe Area,Taiyuan, ShanXi ,ShanXiChina
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58-27-5 2-Methyl-1,4-naphthoquinone

  • China Watson International Ltd. []
  • Tel: +86-(512)-55117610
  • Fax: +86-(512)-55117630
  • Address: Room 1209, Asia Pacific Plaza, Huaqiao International Business Park, Kunshan, Jiangsu 215332, ,China
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58-27-5 3546.11-10MG 2-METHYL-1,4-NAPHTHOQUINONE

  • Germany Campro Scientific GmbH [Manufacturer]
  • Tel: +49.(0)30.629.01.89.0 (Germany)/ +31.(0)318.529.437 (Netherlands)
  • Fax: +49.(0)30.629.01.89.89
    +31.(0)318.542.181
  • Address: Campro Scientific GmbH
    Postfach 36 20 65
    D-10972 Berlin
    Germany
    Tel. +49.(0)30.629.01.89.0
    Fax +49.(0)30.629.01.89.89
    info@campro.eu ,Germany
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58-27-5 Vitamin K3 Pharmaceutical/Feed grade

  • Feed Grade MSB 51/Menadione Content 26.6%+ MSB 65/Menadione Content 33.9%+ MSB 96/Menadione Content 50.0%+ MNB 50/Menadione Content 22.9%+ Nicotinamide Content 16.2%+ MNB 80/Menadione Content 36.6%+ Nicotinamide Content 26.0%+ MNB 96/Menadione Conten...
  • Min. Order: 500
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  • China Glory Star Medi-Chem Co., Ltd [Trading Company]
  • Tel: 86-551-62827005
  • Fax: --
  • Address: Jinrong Mansion, No.284 Jinzhai Rd Hefei,AnhuiChina
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References of 2-methylnaphthalene-1,4-dione
Title: Menadione
CAS Registry Number: 58-27-5
CAS Name: 2-Methyl-1,4-naphthalenedione
Synonyms: 2-methyl-1,4-naphthoquinone; menaphthone; vitamin K2(0); vitamin K3
Trademarks: Kappaxin (Sterling Winthrop); Kayquinone (Abbott); Thyloquinone (BMS)
Molecular Formula: C11H8O2
Molecular Weight: 172.18
Percent Composition: C 76.73%, H 4.68%, O 18.58%
Literature References: Synthetic naphthoquinone derivative having physiologic properties of vitamin K, q.v. Prepn: Fieser, J. Biol. Chem. 133, 391 (1940). Toxicity study: Molitor, Robinson, Proc. Soc. Exp. Biol. Med. 43, 725 (1940). Alkylated in vivo to the bioactive metabolite, menaquinone-4, q.v.: C. Martius, H. O. Esser, Biochem. Z. 331, 1 (1958). Metabolism and tissue distribution: W. V. Taggart, J. T. Matschiner, Biochemistry 8, 1141 (1969). Improved synthesis: W. Adam et al., Angew. Chem. Int. Ed. 33, 2475 (1994).
Properties: Bright yellow crystals. Very faint acrid odor. mp 105-107°. Stable in air; dec by sunlight. Insol in water. One gram dissolves in about 60 ml alcohol, in 10 ml benzene, in 50 ml vegetable oils; moderately sol in chloroform, carbon tetrachloride. The alcoholic soln is neutral to litmus. Solutions may be heated to 120° without dec. Destroyed by alkalies and reducing agents. Keep protected from light. LD50 orally in mice: ~0.5 g/kg (Molitor, Robinson).
Melting point: mp 105-107°
Toxicity data: LD50 orally in mice: ~0.5 g/kg (Molitor, Robinson)
 
Derivative Type: Sodium bisulfite
CAS Registry Number: 130-37-0; 6147-37-1 (trihydrate)
CAS Name: 1,2,3,4-Tetrahydro-2-methyl-1,4-dioxo-2-naphthalenesulfonic acid sodium salt
Trademarks: Hykinone (Abbott); Klotogen (Abbott); K-Thrombin (Fawns & McAllan)
Molecular Formula: C11H9NaO5S
Molecular Weight: 276.24
Percent Composition: C 47.83%, H 3.28%, Na 8.32%, O 28.96%, S 11.61%
Literature References: Prepn: Moore, J. Am. Chem. Soc. 63, 2049 (1941). Structure: Carmack et al., ibid. 72, 844 (1950).
Properties: Occurs as the trihydrate. White, hygroscopic crystals. Discolors and may turn purple under the influence of light. One gram dissolves in ~2 ml water. Slightly sol in alcohol. Almost insol in ether, benzene.
 
Derivative Type: Dimethylpyrimidinol bisulfite
CAS Registry Number: 14451-99-1
Trademarks: Hetrazeen (Heterochemical)
Molecular Formula: C17H18N2O6S
Molecular Weight: 378.40
Percent Composition: C 53.96%, H 4.79%, N 7.40%, O 25.37%, S 8.47%
Literature References: Prepn: J. B. Nanninga et al., US 3328169 (1967 to Heterochemical). Efficacy in swine diets: R. W. Seerley et al., J. Anim. Sci. 42, 599 (1976).
Properties: Cryst powder, mp 215-217°. Soly in water ~1 g/100 ml. Slightly sol in alcohol. Insol in ether, benzene.
Melting point: mp 215-217°
 
Therap-Cat: Vitamin (prothrombogenic).
Therap-Cat-Vet: Vitamin (prothrombogenic); antidote to bishydroxycoumarin poisoning, including sweet clover poisoning.
Keywords: Vitamin/Vitamin Source; Vitamin K.