| Molecular formula:C22H25ClN2O9 |
Molecular weight:496.89500 |
| Density:1.71g/cm3 |
Boiling point:839.6ºC |
| Melting point:180ºC |
Flashing point:461.6ºC |
| Vapour pressure:2.17E-30mmHg at 25ºC |
|
Properties:Yellow crystalline powder, orderless and bitter;There is moisture ;It is easy to destory and fail in alkali solution when the light color gradually fades.Soluble in water ,slightly soluble in ethanol ,insoluble in chloroform or ether.Indication antibiotics.This product is a broaspectrum bacteriostatic agent .Many rickettsia, mycoplasam,chlamydia, spirochetes, amoeba and some plasmodium parasites are also sensitive to this product, Enterococcus is resistant to it .Others, such as actinomycetes, anthrax, listeria mononucleosis, clostridium bacillus ,nucaria, vibrio, brucella, campyobacter,yersinia, etc,are sensitive to this product.
Product function:
Antibiotics,have broad-spectrum bacteriostatic effect , the main treatment of Rickettsia disease, brucellosis, mycoplasam pneumonia, chlamydia infection , can also be used for sensitive Gram-positive cocci and negative bacilli caused mild infection.It is mainly used to have antibacterial activity against gram-positive bacteria, meningococcal, goncoccal and other gram-negative bacteria and the same application as tetracycline. This product has a slightly stronger effect on intestinal infection, including amoebic dysentery.This product has a slightly stronger effect on intestinal infection, including amoebic dysentery.
| CHARACETRS: |
YELLOW CRYSTALLINE POWDER |
CONFORMS |
| IDENTIFICATION: |
TLC |
CONFORMS |
| SULPHURIC ACID REACTION A YELLOW COLOUR DEVELOPS |
CONFOMS |
| IT GIVES REACTION OF CHLORIDES |
CONFOSM |
| PH |
2.0~3.0 |
2.4 |
| SPECIFIC ABSORBANCE |
AT 349nm E(1%) 300~355 |
320 |
| SPECIFIC OPTICAL ROTATION |
-105 ~ -120° |
-110° |
| HEAVY METALS: |
≤50PPM |
< 20PPM |
| LIGHT-ABSORBING IMPURITIES |
AT 490nm ≤0.07 |
0.04 |
| RELATED SUBSTANCES |
6-EPIDOXYCYCLINE ≤2.0% |
1.80% |
| |
|
| METACYCLINE ≤2.0% |
0.10% |
| |
|
| 4-EPIDOXYCYCLINE ≤0.5% (EP5) |
NOT FOUND |
| |
|
| 4-EPI-6-EPIDOXYCYCLINE ≤0.5% (EP5) |
NOT FOUND |
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