(Z)-2-Methoxyimino-2-(furyl-2-yl) acetic acid ammonium salt

Details:

Smia Product name: (Z)-2-METHOXYIMNO-FURYL-ACETIC ACID AMMONIUMSALT(Short As SMIA) Molecular formula: C7H10O4N2 Structural formula: Molecular weight: 186.17 CAS: 97148-39-5 Nature: Similar white or light yellowish solid crystalline powder. Odorless. Melting point 182 °C. Easily dissoluble in water, Methanol, Ethanol. Not dissoluble in Acetone, Toulene. The Chemical characteristic is not stable. It is easy oxide under the air and humidity condition, especially the color obviously changed from white to red or brown. Application: Raw material for Cefuroxime. Packing: Inside 2 layers (one layer is black ,one is white) plastic bags. Out side is fiber drum with net 25Kgs. Quality standard: Items Specification Identification IR(KBr) Water(KF),%≤ 0.5 PH 3.0-7.0 Cl(as ammonium chloride ),%≤ 0.5 Solvent(GC),%≤ 0.5 Assay(HPLC), %≥ 98.0 Color(T) λ=420nm, %≥ 75 λ=450nm, %≥ 85 Impurities(HPLC) Total impurities:%≤ 1.6 Furoic Acid ,%≤ 0.1 2-acetylfuran ,%≤ 0.2 Anti isomer %≤ 0.5 2-furylglyoxylic acid %≤ 0.5 Unknown impurities %≤ 0.3 Label: The label should be clearly indicate the signal that conform " GM191 regulation label 4 avoiding sunlight and label 6 avoiding rain. The label also indicates the producer name with address, product name, product Date, batch no, net weight. Storage: In dry condition with the temperature under 10 °C . Away from heating. Avoid The contacting with the oxidant agent , acid and NaOH. The product expiry time is 6 months.