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Merck
CN

1651009

USP

四环素 盐酸盐

United States Pharmacopeia (USP) Reference Standard

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关于此项目

经验公式(希尔记法):
C22H24N2O8 · HCl
化学文摘社编号:
分子量:
480.90
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
3844873
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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

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 key

XMEVHPAGJVLHIG-FMZCEJRJSA-N

grade

pharmaceutical primary standard

API family

tetracycline

manufacturer/tradename

USP

mp

220-223 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Tetracycline hydrochloride USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Tetracycline Hydrochloride Ointment
  • Tetracycline Hydrochloride Capsules
  • Tetracycline Hydrochloride Tablets
  • Tetracycline Hydrochloride Ophthalmic Ointment
  • Tetracycline Hydrochloride Soluble Powder
  • Tetracycline Hydrochloride and Novobiocin Sodium Tablets

Biochem/physiol Actions

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。

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

存储类别

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

法规信息

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