EVALUATION OF EFFICIENCY OF STERILIZATION METHODS I. Evaluation of the effectiveness of the chemical agents used for sterilization: a. The phenol coefficient By taking phenol as a standard disinfectant, the activity of other disinfectants is measured and compared with the […]
CULTURE MEDIA Culture media are the gel or liquid which are designed to support the microbial growth in the laboratory conditions. Culture media can be natural or synthetic. In laboratory, synthetic medium is commonly used, in which, the known amount […]
STERILITY INDICATORS Or STERILITY TESTING OF PHARMACEUTICAL PRODUCTS Pharmaceutical preparations require a high standard of sterilization, particularly when talking about parenterals and ophthalmic preparations. Any sort of contamination in these preparations can lead to serious consequences in the health of […]
CULTIVATION AND GROWTH OF BACTERIA Cultivation of bacteria is to increase the number of bacterial population. This can be achieved through providing the adequate nutrition and environment such as optimum temperature, pH, osmotic pressure, atmospheric pressure, etc. On providing such […]
Pheniramine IUPAC nomenclature N,N-Dimethyl-3-phenyl-3-pyridin-2-yl-propan-1-amine Classification H1-receptor antihistamine Alkylamine antihistamine Physiochemical Properties S. NO. PHYSICAL AND CHEMICAL PROPERTIES 1 Molecular weight 240.34g/mol 2 Physical appearance Solid 3 Melting point <25oC 4 Solubility 3.77e-01 g/L 5 Presence of ring Pyridine, […]
Pyrrobutamine IUPAC nomenclature 1-[(2E)-4-(4-chlorophenyl)-3-phenylbut-2-en-1-yl]pyrrolidine Classification H1-receptor antihistamine Alkylamine antihistamine Physiochemical Properties S. NO. PHYSICAL AND CHEMICAL PROPERTIES 1 Molecular weight 311.8 g/mol 2 Physical appearance N/A 3 Melting point N/A 4 Solubility N/A 5 Presence of ring Pyrrolidine, phenyl […]
Chlorpheniramine IUPAC nomenclature 3-(4-Chlorophenyl)-N,N-dimethyl-3-pyridin-2-yl-propan-1-amine Classification H1-receptor antihistamine Alkylamine antihistamine Physiochemical Properties S. NO. PHYSICAL AND CHEMICAL PROPERTIES 1 Molecular weight 274.79 g/mol 2 Physical appearance White crystalline solid 3 Melting point 130-135oC 4 Solubility 160 mg/ml 5 Octanol/water partition […]
Brompheniramine IUPAC nomenclature (R/S)-3-(4-Bromophenyl)-N,N-dimethyl-3-pyridin-2-yl-propan-1-amine Classification H1-receptor antihistamine Alkylamine antihistamine Physiochemical Properties S. NO. PHYSICAL AND CHEMICAL PROPERTIES 1 Molecular weight 319.24 g/mol 2 Physical appearance Yellow oily liquid 3 Melting point <25oC 4 Solubility Soluble in dilute acids 5 […]
Triprolidine IUPAC nomenclature 2-[(E)-1-(4-methylphenyl)-3-pyrrolidin-1-yl-prop-1-enyl]pyridine Classification H1-receptor antihistamine Alkylamine antihistamine Physiochemical Properties S. NO. PHYSICAL AND CHEMICAL PROPERTIES 1 Molecular weight 278.4 g/mol 2 Physical appearance Forms crystal from light petroleum 3 Melting point 60oC 4 Solubility 74.9 mg/LL 5 […]