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33998

Melengestrol acetate

VETRANAL®, analytical standard

Synonym(s):

17α-Acetoxy-6-methyl-16-methylene-4,6-pregnadiene-3,20-dione, MGA

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About This Item

Empirical Formula (Hill Notation):
C25H32O4
CAS Number:
2919-66-6
Molecular Weight:
396.52
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329754737
EC Number:
220-859-7
Beilstein/REAXYS Number:
2066919
MDL number:
MFCD00072142
Technical Service
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grade

analytical standard

Quality Level

100

product line

VETRANAL®

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

mp

202-204 °C (lit.)

application(s)

clinical testing

format

neat

SMILES string

[H][C@]12CC[C@@]3(C)[C@@]([H])(CC(=C)[C@]3(OC(C)=O)C(C)=O)[C@]1([H])C=C(C)C4=CC(=O)CC[C@]24C

InChI

1S/C25H32O4/c1-14-11-19-20(23(5)9-7-18(28)13-21(14)23)8-10-24(6)22(19)12-15(2)25(24,16(3)26)29-17(4)27/h11,13,19-20,22H,2,7-10,12H2,1,3-6H3/t19-,20+,22+,23-,24+,25+/m1/s1

InChI key

UDKABVSQKJNZBH-DWNQPYOZSA-N

General description

Melengestrol acetate belongs to the family of hormones. This acetylgestagen compound is known to elicit a gestagenic effect in vivo.

Application

Melengestrol acetate may be used as a reference standard for the determination of the analyte in:
  • Milk using turborFlow online solid phase extraction (SPE) combined with liquid chromatography-tandem mass spectrometry (LC-MS/MS).
  • Kidney fats by ultra-performance convergence chromatography-tandem mass spectrometry.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Legal Information

VETRANAL is a registered trademark of Merck KGaA, Darmstadt, Germany

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pictograms

Health hazard
GHS08

signalword

Warning

hcodes

H361fd

Hazard Classifications

Repr. 2

Storage Class

11 - Combustible Solids

wgk

WGK 3

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

涉药品监管产品

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Certificates of Analysis (COA)

Lot/Batch Number
BCCG6868
BCBT4125

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Simultaneous determination of seven gestagens in kidney fats by Ultra Performance Convergence Chromatography tandem mass spectrometry.
Tao Y, et al.
Journal of Chromatography. B, Biomedical Sciences and Applications, 988, 143-148 (2015)
Rapid determination of 88 veterinary drug residues in milk using automated TurborFlow online clean-up mode coupled to liquid chromatography-tandem mass spectrometry.
Zhu WX, et al.
Talanta, 148, 401- 411 (2016)
M E Corrigan et al.
Journal of animal science, 85(7), 1770-1779 (2007-03-21)
Previous research from our laboratory has indicated that melengestrol acetate (MGA) added to the diet during the first 35 d after arrival in the feedlot improves growth rates and tends to reduce chronic respiratory disease in heifers naturally challenged with
View All Related Papers

Global Trade Item Number

SKUGTIN
33998-100MG-R04061826752753