4-pyridylmercapto acetyl chloride hydrochloride (PMAC)
Chemical name: 4-pyridylmercapto acetyl chloride hydrochloride
Molecular formula: C7H7Cl2NOS
Molecular weight: 224.11
CAS NO.: 27230-51-9
Appearance: off white crystalline solid
Assay: not less than 96%
Iron content: not more than 100ppm
Usage: cefapirin intermediate
25kg/drum
Chemical name: sodium 2-ethylhexanoate Molecular formula: C8H15O2Na Molecular weight: 166.19 CAS NO.: 19766-89-3 Appearance: white solid Assay: not less than 98% Water: not more than 2% Usage: pharmaceutical intermediate salifiable agent in semi-synthetic cephalosporin. Packing: 20Kg net in fiber drum or 20Kg net in carton.
R-(-)-o-formyl mandeloylchloride (fmc) Chemical name: r-(-)-o-formyl mandeloylchloride Molecular formula: c9h7clo3 Molecular weight: 198.61 Cas no.: 29169-64-0 Appearance: colorless or light yellow clear liquid Assay: not less than 99% Specific optical rotation [a]d20¡æ: -173¡ã--175¡ã Usage: cefamandole and cefonicid intermediates 166-200kg/nylon drum
1-chloroethyl ethyl carbonate (CEEC) Chemical name: 1-chloroethyl ethyl carbonate Molecular formula: C5H9O3Cl Molecular weight: 152.58 CAS NO.: 50893-36-2 Appearance: colorless clear liquid Assay: not less than 99% Usage: candesartan cilexetil and cefotiam hexetil intermediates 166-200kg/drum
1-sulfomethyltetrazole-5-thiol disodium salt (SMT-DS) Chemical name: 1-sulfomethyltetrazole-5-thiol disodium salt Molecular formula: C2H2N4O3S2Na2 Molecular weight: 240.17 CAS NO.: 66242-82-8 Appearance: white crystalline powder Assay: not less than 97% Usage: cefonicid intermediate. 25kg/drum
Supplier: Sodium 2-ethyl hexanoate, potassium 2-ethylhexanoate, r-mandelic acid, r-(-)-o-formyl mandeloylchloride, 4-pyridylmercapto acetyl chloride hydrochloride
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