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Cas:550-74-3
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Min.Order:1 Kilogram
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Type:Trading Company
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Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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Min.Order:1 Kilogram
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Type:Lab/Research institutions
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3H-Pyrazol-3-one,2,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)- cas 550-74-3Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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Min.Order:0
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Type:Trading Company
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{(C6H5C6H5)2Cr}(1+)*OC6H5(1-)={(C6H5C6H5)2Cr}OC6H5
picrolonic acid
Conditions | Yield |
---|---|
70% | |
70% |
Conditions | Yield |
---|---|
1.) water, 8 h, r.t; 2.) ethanol, water; Yield given. Multistep reaction; |
picrolonic acid
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
(+/-)-8-benzyloxy-3α-ethyl-1,3,4,6,7,11bα-hexahydro-9,10-dimethoxy-2H-benzoquinolizine-2β-acetic acid
picrolonic acid
Conditions | Yield |
---|---|
In ethanol |
Conditions | Yield |
---|---|
In sodium hydroxide satd. pyrazolone acid; pH=7; 0.033 n Sr soln.; equimolar;; pptn.;; |
Conditions | Yield |
---|---|
In water addition of a satd. picolonic acid-solution to a neutral or weak acidic Ba-salt-solution forms Ba(C10H7O5N4)2;; | |
In water |
Conditions | Yield |
---|---|
In water | |
In water |
picrolonic acid
Conditions | Yield |
---|---|
In water with twofold excess of picrolonic acid; heated to boiling; ppt. washed with water and ethanol, then ether and dried at 100°C in vac.; | |
In water |
{(C6H5C6H5)2Cr}(1+)*OC6H5(1-)={(C6H5C6H5)2Cr}OC6H5
picrolonic acid
Conditions | Yield |
---|---|
70% | |
70% |
Conditions | Yield |
---|---|
1.) water, 8 h, r.t; 2.) ethanol, water; Yield given. Multistep reaction; |
picrolonic acid
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
(+/-)-8-benzyloxy-3α-ethyl-1,3,4,6,7,11bα-hexahydro-9,10-dimethoxy-2H-benzoquinolizine-2β-acetic acid
picrolonic acid
Conditions | Yield |
---|---|
In ethanol |
Conditions | Yield |
---|---|
In sodium hydroxide satd. pyrazolone acid; pH=7; 0.033 n Sr soln.; equimolar;; pptn.;; |
Conditions | Yield |
---|---|
In water addition of a satd. picolonic acid-solution to a neutral or weak acidic Ba-salt-solution forms Ba(C10H7O5N4)2;; | |
In water |
Conditions | Yield |
---|---|
In water | |
In water |
picrolonic acid
Conditions | Yield |
---|---|
In water with twofold excess of picrolonic acid; heated to boiling; ppt. washed with water and ethanol, then ether and dried at 100°C in vac.; | |
In water |
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