
pd_meltingpoint:224-228 °C (dec)
Purity:99%
|
Brand name |
Bonomycin (Pfizer). |
InChI:InChI=1/C21H22N2O7/c1-23(2)15-10-7-9-6-8-4-3-5-11(24)12(8)16(25)13(9)18(27)21(10,30)19(28)14(17(15)26)20(22)29/h3-5,9-10,15,24-25,29-30H,6-7,22H2,1-2H3/b20-14+/t9-,10-,15-,21-/m0/s1
The invention discloses a preparation pr...
The invention provides a preparation met...
The invention discloses a preparation me...
Provided herein are improved processes t...
6-demethyltetracycline
sancycline
| Conditions | Yield |
|---|---|
|
With
methanesulfonic acid; 5%-palladium/activated carbon; hydrogen;
In
methanol; N,N-dimethyl-formamide;
at 30 - 35 ℃;
for 5h;
under 3000.3 - 6000.6 Torr;
Solvent;
Temperature;
Reagent/catalyst;
|
90.7% |
|
With
rhodium contaminated with carbon; hydrogen; toluene-4-sulfonic acid;
In
methanol;
at -5 - 5 ℃;
Temperature;
|
Demeclocycline
sancycline
| Conditions | Yield |
|---|---|
|
With
10% rhodium on carbon; hydrogen; toluene-4-sulfonic acid;
In
methanol;
at 20 ℃;
for 15h;
under 11251.1 - 18751.9 Torr;
Reagent/catalyst;
Pressure;
Solvent;
Autoclave;
|
88% |
7-amino-6-desmethyl-6-deoxytetracycline
acetic acid
Demeclocycline
demeclocycline hydrochloride
[4S-(4a,12aα)]-7-nitro-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a octahydro-naphthacene-2-carboxylic acid amide
7-amino-6-desmethyl-6-deoxytetracycline
minocycline Hydrochloride
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