XI'AN VEDA CHEMICAL CO. LTD
- Country:
China (Mainland) - Business License:
- Business type: Lab/Research institutions
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chloramphenicol CAS NO.56-75-7
- Min.Order Quantity:
- 1 Kilogram
- Purity:
- 99.4%
- Port:
- Shanghai, Tianjin,Qingdao, Ningbo, Xiamen
- Payment Terms:
- L/C,D/P,T/T,
Keywords
- chloramphenicol
- chloromycetin
- chloramphenicol base
Quick Details
- ProName: chloramphenicol
- CasNo: 56-75-7
- Molecular Formula: C11H12Cl2N2O5
- Appearance: A white, greyish-white or yellowish-wh...
- Application: Antibacteria, API
- DeliveryTime: In stock
- PackAge: 1kg/bag, 25kg/drum
- Port: Shanghai, Tianjin,Qingdao, Ningbo, Xia...
- ProductionCapacity: 30 Metric Ton/Month
- Purity: 99.4%
- Storage: store protected from light. If the sub...
- Transportation: By courier, by sea, by air, or accordi...
- LimitNum: 1 Kilogram
- Related Substances: Any spot:≤0.5%
- Residue on Ignition: Not more than 0.5%
- Specific Rotation: +17° ~ +20.0°
- PH: 4.5~7.5
Superiority
xi'an veda chemical co.,ltd(vedachem) is specializes in active pharmaceutical ingredient(api) and intermediates, as well as
fine chemicals. besides, customer synthesis is also welcomed.
vedachem is featured in chloramphenicol, which is its strongest product.
chloramphenicol (56-75-7) is an antibiotic can be applied for the treatment of a number of bacterial infections.
the bacterial infection includes meningitis, plague, cholera, and typhoid fever.
chloramphenicol can only be used after the confirmation that the safer antibiotics cannot be used.
recommended: blood levels of the medication and blood cell levels should be monitored every two days, during treatment.
either for pharmaceutical manufacturer, or trading company, you are always welcomed by vedachem.
trust us, and excellent product and service will be offered.
Details
|
product name |
chloroamphenicol |
|
|
synonyms |
chloramphenicol; 2,2-dichloro-n-[2-hydroxy-1-(hydroxymethyl)-2-(4-nitrophenyl)ethyl]acetamide; d-(-)-threo-2,2-dichloro-n-[beta-hydroxy-alpha-(hydroxy-methyl)-p-nitrophenethyl]acetamide; chloromycetin; 2,2-dichloro-n-[(1r,2s)-1,3-dihydroxy-1-(4-nitrophenyl)propan-2-yl]acetamide; 2,2-dichloro-n-[(1s,2r)-1,3-dihydroxy-1-(4-nitrophenyl)propan-2-yl]acetamide; 2,2-dichloro-n-[(1r)-2-hydroxy-1-(hydroxymethyl)-2-(4-nitrophenyl)ethyl]acetamide; 2,2-dichloro-n-(2-hydroxy-1-(hydroxymethyl)-2-(4-nitrophenyl)ethyl)-acetamid |
|
|
molecular formula |
c11h12cl2n2o5 |
|
|
molecular weight |
323.1294 |
|
|
inchi |
inchi=1/c11h12cl2n2o5/c12-10(13)11(18)14-8(5-16)9(17)6-1-3-7(4-2-6)15(19)20/h1-4,8-10,16-17h,5h2,(h,14,18)/t8-,9/m1/s1 |
|
|
cas registry number |
56-75-7 |
|
|
einecs |
200-287-4 |
|
|
molecular structure |
|
|
|
density |
1.547g/cm3 |
|
|
melting point |
149-153℃ |
|
|
boiling point |
644.9°c at 760 mmhg |
|
|
refractive index |
1.611 |
|
|
flash point |
343.8°c |
|
|
water solubility |
2.5 g/l (25℃) |
|
|
vapour pressure |
1.63e-17mmhg at 25°c |
|
|
hazard symbols |
|
|
|
risk codes |
r45:; |
|
|
safety description |
||
t:toxic;coa: usp32
|
item |
standard |
results |
|
appearance |
a white, greyish-white or yellowish-white, fine, crystalline powder or fine crystals |
white, fine, crystalline powder |
|
assay |
chloramphenicol contains not less than 97 percent and not more than 103.0 percent of c11h12cl2n2o5 |
99.4% |
|
identification |
ir |
complies |
|
|
the retention time of the major peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the standard preparation |
complies |
|
melting range |
149°~ 153 ° |
151.2°~ 152° |
|
specific rotation |
+17° ~ +20.0° |
+19.3° |
|
crystallinity |
meets the requirements |
conforms |
|
bacterial endotoxins |
meets the requirements |
conforms |
|
sterility |
meets the requirements |
conforms |
|
ph |
4.5~7.5 |
5.3 |
|
chromatographic purity |
meet the requirements |
conforms |
|
conclusion |
the products is complies with respect to usp32 |
|
bp2009
|
item |
standard |
results |
|
|
characters |
appearance |
a white, greyish-white or yellowish-white, fine, crystalline powder or fine crystals |
white, fine, crystalline powder |
|
solubility |
slightly soluble in water, freely soluble in alcohol and in propylene glycol. a solution in ethanol is dextrorotatory and a solution in ethyl acetate is laevorotatory. |
complies |
|
|
assay |
chloramphenicol contains not less than 98 percent and not more than 102.0 percent of c11h12cl2n2o5， calculated with reference to the dried substance |
99.4% |
|
|
identification |
melting point: 149 ℃ to 153 ℃ |
150.3℃ ~ 151.2 ℃ |
|
|
|
ir: correspond with the chloramphenicol crs |
complies |
|
|
|
the retention time of the major peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the standard preparation |
complies |
|
|
acidity or alkalinity(ph) |
5.0~7.5 |
5.3 |
|
|
specific optical rotation |
+18.5° ~ +20.5° |
+19.3° |
|
|
related substances |
any spot:≤0.5% |
conforms |
|
|
chlorides |
not more than 100ppm |
＜50ppm |
|
|
loss on drying |
not more than 0.5% |
0.20% |
|
|
sulphated ash |
not more than 0.1% |
0.06% |
|
|
pyrogens |
meet the requirement |
conforms |
|
|
conclusion |
the products is complies with respect to bp2009 |
||
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