1. product introduction
product: d-salicin
synonym(s): 2-(hydroxymethyl)phenyl -d-glucopyranoside, 9ci. saligenin glucoside. salicoside
cas: 138-52-3
type of compound code(s): xa0660 zq5960 xa2150 vg0020
molecular formula: c13h18o7
molecular weight: 286.281
accurate mass: 286.105255
percentage composition: c 54.54%; h 6.34%; o 39.12%
solubility: mod. sol. h2o
physical description: needles (h2o) with burning taste
biological source: glucoside of poplar and willow bark biological
use/importance: antipyretic, antirheumatic agent.
analgesic melting point: mp 204.7-208.7℃
optical rotation: [α]20d-62.56 (h2o)
partition coefficient (calculated): log p-2.38 (calc)
assay: ≥ 98%
uses: used for content determination of/identification/pharmacology experiment, etc
storage conditions: 4 °c refrigerated, sealed, avoid light
the period of validity: 2 years availability: the spot
2. specifications
tests
|
specifications
|
results
|
assay
|
98.0%
|
98.0%
|
appearance
|
white powder
|
white powder
|
odor and taste
|
characteristic
|
complies
|
specific rotation
|
-155±2°
|
complies
|
|
|
loss on drying
|
max. 0.5%
|
0.3%
|
residue on ignition
|
max. 0.2%
|
0.05%
|
heavy metals
|
max.10 ppm
|
complies
|
microbiology control
total plate count
yeast & mold
e.coli
s. aureus
salmonella
|
max.1,000cfu/g
max.100cfu/g
negative
negative
negative
|
nmt 1,000cfu/g
nmt 100cfu/g
complies
complies
complies
|
-
superiority
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6.we can customize product according to demand
our company advantage:
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