メタサイクリン

メタサイクリン 化学構造式
914-00-1
CAS番号.
914-00-1
化学名:
メタサイクリン
别名:
メタサイクリン;(4S)-4β-(ジメチルアミノ)-1,4,4aβ,5,5aβ,6,11,12a-オクタヒドロ-3,5β,10,12,12aβ-ペンタヒドロキシ-6-メチレン-1,11-ジオキソ-2-ナフタセンカルボアミド;6-メチレン-5-ヒドロキシテトラサイクリン;(4S,4aR,5S,5aR,12aS)-4-(ジメチルアミノ)-1,4,4a,5,5a,6,11,12a-オクタヒドロ-3,5,10,12,12a-ペンタヒドロキシ-6-メチレン-1,11-ジオキソ-2-ナフタセンカルボアミド;(4S,4aR,5S,5aR,12aS)-4-(ジメチルアミノ)-3,5,10,12,12a-ペンタヒドロキシ-6-メチリデン-1,11-ジオキソ-1,4,4a,5,5a,6,11,12a-オクタヒドロテトラセン-2-カルボキサミド
英語名:
METHACYCLINE
英語别名:
Metacyclin;rondomycin;gs-2876;bialatan;METHACYCLINE;12aalpha))-ph;tri-methacycline;methacyclinebase;methacyclineamphoteric;METHACYCLINE USP/EP/BP
CBNumber:
CB0105251
化学式:
C22H22N2O8
分子量:
442.42
MOL File:
914-00-1.mol

メタサイクリン 物理性質

融点 :
205 °C (decomp)
沸点 :
553.06°C (rough estimate)
比重(密度) :
1.4033 (rough estimate)
屈折率 :
1.6500 (estimate)
貯蔵温度 :
Refrigerator
溶解性:
メタノール(微量)、水(微量)
外見 :
個体
酸解離定数(Pka):
pKa 3.5 (Uncertain);7.6 (Uncertain);9.5(EtOH/H2O t=20.0) (Uncertain)
色:
黄色から茶色
水溶解度 :
7.548g/L(21℃)

安全性情報

有毒物質データの 914-00-1(Hazardous Substances Data)

メタサイクリン 価格

メーカー 製品番号 製品説明 CAS番号 包装 価格 更新時間 購入

メタサイクリン 化学特性,用途語,生産方法

効能

抗生物質, タンパク質合成阻害薬

説明

Methacycline was synthesized by Pfizer Research Laboratories in 1961 starting with oxytetracycline. It shows two to fivefold greater in vitro antibacterial activity and in vivo protective activity than tetracycline. Methacycline has been given orally to treat infections by Rickettsia, Chlamydiae, Staphyloccus, Streptococcus, Neisseria, Klebsiella, Proteus, Escherichia coli, and Haemophilus influenzae.

使用

Methacycline is a semi-synthetic tetracycline prepared by dehydration of the 6-hydroxy group of oxytetracycline to yield an exocyclic 6-methylene. Like all tetracyclines, methacycline shows broad spectrum antibacterial and antiprotozoan activity and acts by binding to the 30S and 50S ribosomal subunits, blocking protein synthesis. Methacycline has been extensively cited in the literature with over 400 references.

定義

ChEBI: A tetracycline that is the 6-methylene analogue of oxytetracycline, obtained by formal dehydration at position 6.

応用例(製薬)

6-Methylene-5-hydroxy-tetracycline. A semisynthetic derivative supplied as the hydrochloride for oral administration.
Mean peak plasma concentrations of 2–6 mg/L are found about 4 h after a 300 mg oral dose. Both food and milk reduce uptake by half. Protein binding is 80–90%. The plasma elimination half-life varies between 7 and 15 h and increases to 44 h in severe renal impairment. It is widely distributed, producing lung concentrations similar to, or greater than, the simultaneous plasma concentration. About one-third is excreted in the urine.
Gastrointestinal intolerance is reported to be less frequent than with other tetracyclines, largely because of the lower dosages used. There are no unique adverse drug reactions, although skin and conjunctival pigmentation have been reported.

メタサイクリン 上流と下流の製品情報

原材料

準備製品


メタサイクリン 生産企業

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914-00-1(メタサイクリン)キーワード:


  • 914-00-1
  • methacyclinebase
  • tri-methacycline
  • (4S,4aR,5S,5aR,12aS)-4-(Dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methylene-1,11-dioxo-2-naphthacenecarboxamide
  • 6-Methyleneoxytetracycline, Metacycline, RondoMycin
  • METHACYCLINE
  • ,10,12,12a-pentahydroxy-6-methylene-1,11-dioxo-
  • 10,12,12a-pentahydroxy-6-methylene-1,11-dioxo-,(4s-(4alpha,4aalpha,5alpha,5aal
  • 12aalpha))-ph
  • 6-demethyl-6-deoxy-5-hydroxy-6-methylenetetracycline
  • 6-deoxy-6-demethyl-6-methylene-5-oxytetracycline
  • 6-methylene-5-hydroxytetracycline
  • 6-methylene-5-oxytetracycline
  • 6-methylene-oxytetracyclin
  • 6-methyleneoxytetracycline
  • bialatan
  • gs-2876
  • methacyclineamphoteric
  • 2-Naphthacenecarboxamide,4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methylene-1,11-dioxo-,(4S,4aR,5S,5aR,12aS)-
  • Doxycycline Impurity 2(Doxycycline EP Impurity B)
  • Doxycycline EP Impurity B/Metacycline
  • METHACYCLINE USP/EP/BP
  • MetacyclineQ: What is Metacycline Q: What is the CAS Number of Metacycline Q: What is the storage condition of Metacycline
  • tetrabutylazanium,2,4,6-trinitrophenolate
  • rondomycin
  • Metacyclin
  • Doxycycline impurity B
  • Doxycycline Monohydrate Impurity B,Metacycline
  • メタサイクリン
  • (4S)-4β-(ジメチルアミノ)-1,4,4aβ,5,5aβ,6,11,12a-オクタヒドロ-3,5β,10,12,12aβ-ペンタヒドロキシ-6-メチレン-1,11-ジオキソ-2-ナフタセンカルボアミド
  • 6-メチレン-5-ヒドロキシテトラサイクリン
  • (4S,4aR,5S,5aR,12aS)-4-(ジメチルアミノ)-1,4,4a,5,5a,6,11,12a-オクタヒドロ-3,5,10,12,12a-ペンタヒドロキシ-6-メチレン-1,11-ジオキソ-2-ナフタセンカルボアミド
  • (4S,4aR,5S,5aR,12aS)-4-(ジメチルアミノ)-3,5,10,12,12a-ペンタヒドロキシ-6-メチリデン-1,11-ジオキソ-1,4,4a,5,5a,6,11,12a-オクタヒドロテトラセン-2-カルボキサミド
  • テトラサイクリン類
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