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Organic Intermediate 4-Bma CAS 90776-58-2
Basic Info

Model No.: 90776-58-2

Product Description

Meropenem Intermediate 4BMA 90776-58-2

Appearance: White to Light Yellow Powder
Appearance of solution: Not more intensely colored than the reference solutionY6
Melting point: 235 ~ 240°C
Solubility
A) Water: sparingly soluble
B) Methanol: soluble
C) Methylene Chloride: practically insoluble
Identification
A) UV Absorption: 3.2 ~ 3.4
B) IR Spectrum
C) TLC
D) Chlorides Test
Related substances
Individual impurity: 0.1% Max
Total impurities: 0.3% Max
Heavy metals: 20ppm Max
Loss on drying: Loss on drying
Sulfated ash: 0.1% Max
PH (1% aqueous solution): 4.5 ~ 6.0
Assay: 99.0 ~ 101.0%

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