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Merck
모든 사진(2)

주요 문서

C4881

Sigma-Aldrich

Chlortetracycline hydrochloride

≥91.0% dry basis (HPLC)

동의어(들):

7-Chlorotetracycline hydrochloride

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About This Item

실험식(Hill 표기법):
C22H23ClN2O8 · HCl
CAS Number:
Molecular Weight:
515.34
Beilstein:
3858364
EC Number:
MDL number:
UNSPSC 코드:
51102829
PubChem Substance ID:
NACRES:
NA.85

Quality Level

분석

≥91.0% dry basis (HPLC)

양식

powder

pKa(25 °C)

3.3
7.4
9.3

mp

210-215 °C (dec.) (lit.)

solubility

1 M NaOH: 50 mg/mL

항생제 활성 스펙트럼

Gram-negative bacteria
Gram-positive bacteria

동작 모드

protein synthesis | interferes

저장 온도

−20°C

SMILES string

Cl.CN(C)[C@H]1[C@@H]2CC3C(=C(O)[C@]2(O)C(=O)C(C(N)=O)=C1O)C(=O)c4c(O)ccc(Cl)c4[C@@]3(C)O

InChI

1S/C22H23ClN2O8.ClH/c1-21(32)7-6-8-15(25(2)3)17(28)13(20(24)31)19(30)22(8,33)18(29)11(7)16(27)12-10(26)5-4-9(23)14(12)21;/h4-5,7-8,15,26,28-29,32-33H,6H2,1-3H3,(H2,24,31);1H/t7?,8-,15-,21-,22-;/m0./s1

InChI key

CBHYYLPALVVVEY-LYNLVHCPSA-N

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일반 설명

Chemical structure: tetracycline

애플리케이션

Chlortetracycline was used in fluorescence assays to detect the Ca+2 influx required for the completion of acrosome reaction in human spermatozoa.

생화학적/생리학적 작용

Chlortetracycline is an antibiotic produced by some strains of Streptomyces aureofaciens. It inhibits protein synthesis (elongation) by preventing binding of aminoacyl-tRNA to the 30S subunit. It is effective against Gram-positive and to a lesser degree Gram-negative bacteria than tetracycline.
Mode of Resistance: Loss of cell wall permeability.

기타 정보

If stored frozen, chlortetracycline hydrochloride is expected to remain stable at least four years.

픽토그램

Health hazardExclamation mark

신호어

Warning

유해 및 위험 성명서

Hazard Classifications

Eye Irrit. 2 - Repr. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

표적 기관

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

dust mask type N95 (US), Eyeshields, Gloves


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시험 성적서(COA)

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문서 라이브러리 방문

A H Amin et al.
Human reproduction (Oxford, England), 11(4), 741-745 (1996-04-01)
This study was designed to compare three different fluorescent probes to assay the acrosome reaction in human spermatozoa: chlortetracycline (CTC), mannosylated bovine serum albumin (BSA) labelled with fluorescein (MAF), and quinacrine (QN). Normal human sperm ejaculates were washed and allowed
Y H Choi et al.
Biology of reproduction, 59(6), 1328-1333 (1998-11-26)
Cyclodextrin, which stimulates cholesterol efflux from cells, was examined for its ability to induce capacitation of mouse spermatozoa. A chemically defined, protein-free medium was used for in vitro fertilization of cumulus-free mouse eggs. Fertilization did not occur in modified Krebs-Ringer
Kenneth N Agwuh et al.
The Journal of antimicrobial chemotherapy, 58(2), 256-265 (2006-07-04)
The pharmacokinetics of tetracyclines and glycylcyclines are described in three groups. Group 1, the oldest group, represented by tetracycline, oxytetracycline, chlortetracycline, demeclocycline, lymecycline, methacycline and rolitetracycline is characterized by poor absorption after food. Group 2, represented by doxycycline and minocycline
Claudia Cerella et al.
Annals of the New York Academy of Sciences, 1099, 490-493 (2007-04-21)
Many studies suggest that endoplasmic reticulum (ER) Ca2+ pool rather than cytosolic Ca2+ may play a crucial role in triggering apoptosis. In this study, we performed an image analysis of cells loaded with the fluorescent dye chlortetracycline (CTC) to in
A E Oliver et al.
Biophysical journal, 78(4), 2116-2126 (2000-03-29)
The effect of temperature on the binding equilibria of calcium-sensing dyes has been extensively studied, but there are also important temperature-related changes in the photophysics of the dyes that have been largely ignored. We conducted a systematic study of thermal

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