Merck
All Photos(3)

T3383

Sigma-Aldrich

四环素 盐酸盐

≥95% (European Pharmacopoeia HPLC assay)

Empirical Formula (Hill Notation):
C22H24N2O8 · HCl
CAS Number:
Molecular Weight:
480.90
Beilstein:
3844873
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.76

质量水平

200

测定

≥95% (European Pharmacopoeia HPLC assay)

形式

powder

储存条件

(Keep container tightly closed in a dry and well-ventilated place.)

颜色

yellow

mp

220-223 °C (lit.)

抗生素抗菌谱

Gram-negative bacteria
Gram-positive bacteria

作用机制

protein synthesis | interferes

储存温度

−20°C

SMILES string

Cl.CN(C)[C@H]1[C@@H]2C[C@H]3C(=C(O)[C@]2(O)C(=O)C(C(N)=O)=C1O)C(=O)c4c(O)cccc4[C@@]3(C)O

InChI

1S/C22H24N2O8.ClH/c1-21(31)8-5-4-6-11(25)12(8)16(26)13-9(21)7-10-15(24(2)3)17(27)14(20(23)30)19(29)22(10,32)18(13)28;/h4-6,9-10,15,25,27-28,31-32H,7H2,1-3H3,(H2,23,30);1H/t9-,10-,15-,21+,22-;/m0./s1

InChI key

XMEVHPAGJVLHIG-FMZCEJRJSA-N

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Related Categories

一般描述

Chemical structure: tetracycline

包装

25, 100 g in poly bottle

应用

Tetracycline is a broad spectrum polyketide antibiotic with clinical uses in treating bacterial infections such as Rocky Mountain spotted fever, typush fever, tick fevers, Q fever, and Brill-Zinsser disease and to treat upper respiratory infections and acne. It has been used in studies of multidrug resistance and potential side effects including acute pancreatitis. It is recommended for use in cell culture applications at 10 mg/L.

生化/生理作用

作用机制:四环素通过细胞膜中的 proin 通道被动扩散,与 30S 核糖体结合,并通过阻止氨酰基 tRNA 进入 mRNA-核糖体复合物上的受体位点来抑制蛋白质合成。它也与细菌的 50S 核糖体亚基结合,改变膜并导致细胞内成分从细菌细胞中泄漏。通过洗涤可以逆转抑制作用,这表明起到抗菌作用的是可逆结合的抗生素,而不是不可逆结合的药物。

耐药性机制:这种作用通过细胞壁通透性的丧失而失活。

抗菌谱:包括对革兰氏阳性和革兰氏阴性细菌的广泛抗菌活性。

注意

This product should be frozen below 0°C and protected from light and moisture. In these conditions, the product has been shown to retain activity for 4 years. Stock solutions should be stored at -20°C and are stable at 37°C for 4 days.

制备说明

The product is freely soluble in water, soluble in methanol and ethanol but is insoluble in ether and hydrocarbons. In water, the product yields a clear, yellow-orange solution with heating and in 95% ethanol, 50 mg dissolved in 4 mL with heating yields a clear, yellow-green solution. Tetracycline is rapidly destroyed by alkali hydroxide solutions and standing water solutions become turbid due to hydrolysis and precipitation. The potency of tetracycline is reduced in solutions with pH below 2.

其他说明

Keep container tightly closed in a dry and well-ventilated place.

警示用语:

Warning

危险分类

Aquatic Acute 1 - Aquatic Chronic 2 - Eye Irrit. 2 - Repr. 2 - Skin Irrit. 2 - STOT SE 3

靶器官

Respiratory system

储存分类代码

11 - Combustible Solids

WGK

WGK 2

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

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