Product Description: Product name Carbohydrazide CAS number 497-18-7 Assay ≥99% Appearance White crystalline powder Capacity 500mt/year Packing 25kg/kraft bag or 25kg/fiber d
Cas:497-18-7
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inquiryBronopol (2-Bromo-2-nitro-1,3-propanediol): Molecular formula:C3H6BrNO4 Molecular weight:200 CAS NO.: 52-51-7 Usage: Bactericide, it is widely used in industrial circulating water, algae-killing, paper pulp, paint, plastic, timber-cooling circulat
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inquirywith state-of-art analytical equipment and stable quality of products in strictly following ISO 9001 standard ,we have become a reliable supplier for some well known multinational chemical companies for the years. With our principal as "cust
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Cas:497-18-7
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inquiryItems Standard Result Appearance White crystalline powder White crystalline powder Assay 98-
Cas:497-18-7
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inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
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inquiry497-18-7 99%min CAS No: 497-18-7 High quality Prompt Shipment Production Information: Specifications Carbohydrazide 1. CAS No.: 497-18-7 2. White slim short column-like crystal 3. Assay: 99% min Car
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Min.Order:1 Kilogram
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inquiryUnique advantages for Carbohydrazide Cas 497-18-7 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Powder Storage:0-6°C Package:1kg/foil bag, 25kg/drum or as you requ
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Dyestuff Intermediates;Agrochemical Intermediates;Pharmaceutical Intermediates;Syntheses Material Intermediates;Adsorbent;Water Treatment Chemicals Appearance:white powder Storage:Store in a cool, dry, well ventilated warehouse. Package:25kg per ba
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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:497-18-7
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inquiryStock products, own laboratory Product number 35831 English Name Carbohydrazide CAS Number 497-18-7 Purity 98% Molecular formula C
Cas:497-18-7
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inquiryCarbohydrazide 497-18-7 Carbohydrazide Basic information Product Features Oxygen scavenger of the boiler water Reference quality standards Application CategoryToxicity grading Acute toxicity Explosive and hazardous chara
Cas:497-18-7
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inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
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Cas:497-18-7
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inquiryCarbohydrazide CAS NO. 497-18-7 Molecular formula CON4H6 Molecular weight 90.09 Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package: 25kgs/drum Application: boiler deox
1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White Crystalline Powder Storage:Store in sealed conta
Cas:497-18-7
Min.Order:10 Gram
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Cas:497-18-7
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Cas:497-18-7
Min.Order:10 Gram
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inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:White crystal powder / Refer to COA Storage:0-6
Cas:497-18-7
Min.Order:1 Kilogram
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inquiryCarbohydrazide CAS: 497-18-7 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediat
Cas:497-18-7
Min.Order:1 Gram
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inquiryConditions | Yield |
---|---|
With hydrazine hydrate In methanol; water at 75℃; for 0.000833333h; Solvent; | 99% |
With hydrazine hydrate In methanol; water at 70 - 75℃; for 3h; | 98.5% |
With hydrazine hydrate; acetic acid In ethanol for 3h; Reflux; | 89.1% |
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol; water at 75 - 80℃; for 2h; | 98.8% |
With hydrazine hydrate Substitution; Heating; | 80% |
With hydrazine hydrate destilliert langsam den abgespaltenen Alkohol und anschliessend Wasser und nicht umgesetztes Ausgangsmaterial ab; |
1H-3,5-dinitropyridine-2-one
A
4-nitro-1H-pyrazole
B
carbonodihydrazide
Conditions | Yield |
---|---|
With hydrazine hydrate at 90 - 95℃; for 7h; | A 87% B n/a |
Conditions | Yield |
---|---|
With hydrazine hydrate at 90 - 95℃; for 7h; | A 74% B 75% |
With hydrazine hydrate at 90 - 95℃; for 7h; Product distribution; also 3,5-dinitropyridone investigated; | A 74% B 75% |
carbonic acid dimethyl ester
A
hydrazinecarboxylic acid methyl ester
B
carbonodihydrazide
Conditions | Yield |
---|---|
With hydrazine hydrate In neat (no solvent) at 80℃; Temperature; | A 53% B 35% |
A
6-phenyl-4,5-dihydro-1,2,4-triazin-3(2H)-one
B
carbonodihydrazide
Conditions | Yield |
---|---|
With hydrazine hydrate In water; acetic acid for 6h; hydrazinolysis; Heating; | A 45% B n/a |
Conditions | Yield |
---|---|
With water; hydrazine man saugt das auskrystallisierende Hydrazinphenolat ab und dampft die waessr. Loesung im Vakuum ein; |
hydrazonium hydrazincarbonate
carbonodihydrazide
Conditions | Yield |
---|---|
at 140℃; im geschlossenen Rohr; | |
at 140℃; | |
heating at 140°C in a bomb tube; |
Conditions | Yield |
---|---|
With hydrazine hydrate |
hydrogenchloride
benzaldehyde (5-phenyl-[1,3,4]oxadiazol-2-yl)-hydrazone
carbonodihydrazide
hydrogenchloride
4-amino-1,2,4-triazol-5-one
A
formic acid
B
carbonodihydrazide
carbonodihydrazide
Conditions | Yield |
---|---|
at 140℃; |
carbonodihydrazide
Conditions | Yield |
---|---|
With oxalic acid at 180℃; Herstellung; |
carbonodihydrazide
Conditions | Yield |
---|---|
With sebacic acid anhydride at 230℃; |
1,5-dicarbamoyl carbonohydrazide
water
A
4-aminourazole
B
carbonodihydrazide
Conditions | Yield |
---|---|
at 150℃; |
Conditions | Yield |
---|---|
With diluted acid Nebenprod.2:Hydrazin; |
hydrogenchloride
benzoyl carbohydrazide
A
carbonodihydrazide
B
benzoic acid
hydrogenchloride
1-(4-amino-benzoyl)-carbonohydrazide
A
carbonodihydrazide
B
4-amino-benzoic acid
N,N',N''-tris-benzylidenamino-guanidine
A
carbonodihydrazide
B
benzaldehyde
C
hydrazine
Conditions | Yield |
---|---|
With hydrazine hydrate at 70℃; for 4h; |
phosgene
hydrazine
B
carbazic acid
C
carbonodihydrazide
D
1,2-bis(hydrazinocarbonyl)hydrazine
Conditions | Yield |
---|---|
about 5°C, vacuum apparate; | A n/a B <1 C n/a D n/a |
Conditions | Yield |
---|---|
In methanol; water at 60 - 65℃; for 9h; Solvent; Temperature; | 99.4% |
With potassium bromide In water at 20℃; for 6h; Inert atmosphere; | 10 %Chromat. |
Conditions | Yield |
---|---|
at 20℃; for 0.0666667h; | 99% |
carbonodihydrazide
Conditions | Yield |
---|---|
In water addn. of ligand soln. to CuSO4 soln. (molar ratio = 1:1; stirring, pptn.); filtration, washing (EtOH), drying; elem. anal.; | 99% |
carbonodihydrazide
1,1'-ethylenebis(5-nitroimino-4,5-dihydrotetrazole)
carbohydrazinium ethylene bis(5-nitroiminotetrazolate)
Conditions | Yield |
---|---|
In water at 20℃; | 99% |
Conditions | Yield |
---|---|
In ethanol at 23℃; | 99% |
carbonodihydrazide
salicylaldehyde
bis[[2-hydroxyphenyl]methylene]carbonic dihydrazide
Conditions | Yield |
---|---|
In ethanol Reflux; | 98% |
In ethanol Reflux; | 98% |
In ethanol; water for 24h; Reflux; | 95% |
Conditions | Yield |
---|---|
In benzene addn. of carbohydrazide to soln. of SbCl3 in dry benzene (molar ratio 1:1), mixt. stirred (40°C, 20 h), cream coloured ppt.; filtered, washed (repeatedly with warm anhydrous alcohol), dried under vac. at 40°C; elem. anal.; | 98% |
carbonodihydrazide
Conditions | Yield |
---|---|
In water addn. of excess NaClO4 to soln. of Cu(ClO4)2 and ligand (molar ratio Cu:ligand=1:4, stirring); cooling (0-5°C, pptn.), filtration, washing (EtOH), drying; elem. anal.; | 98% |
carbonodihydrazide
1-methoxy-5-nitroiminotetrazole
Conditions | Yield |
---|---|
In water at 20℃; for 0.166667h; Thermodynamic data; | 98% |
Conditions | Yield |
---|---|
In methanol at 50℃; for 1h; | 98% |
Conditions | Yield |
---|---|
With acetic acid In ethanol for 5h; Reflux; | 98% |
With acetic acid In ethanol for 2h; Reflux; | 88% |
Conditions | Yield |
---|---|
With formic acid for 2h; Reflux; | 98% |
Conditions | Yield |
---|---|
at 20℃; for 0.05h; | 97% |
With water |
Conditions | Yield |
---|---|
at 20℃; for 0.0666667h; | 97% |
Conditions | Yield |
---|---|
at 20℃; for 0.0666667h; | 97% |
Conditions | Yield |
---|---|
at 20℃; for 0.05h; | 97% |
Conditions | Yield |
---|---|
In benzene addn. of carbohydrazide to soln. of SbCl3 in dry benzene (molar ratio 2:1), mixt. stirred (40°C, 20 h), cream coloured ppt.; filtered, washed (repeatedly with warm anhydrous alcohol), dried under vac. at 40°C; elem. anal.; | 97% |
carbonodihydrazide
2-formyl-4,5-(methylenedioxy)benzeneboronic acid
Conditions | Yield |
---|---|
With formic acid In water for 2h; Reflux; | 97% |
Conditions | Yield |
---|---|
at 20℃; for 0.0666667h; | 96% |
carbonodihydrazide
2-methyl-benzyl alcohol
bis[[2-hydroxyphenyl]methylene]carbonic dihydrazide
Conditions | Yield |
---|---|
at 20℃; for 0.0333333h; | 96% |
Conditions | Yield |
---|---|
at 20℃; for 0.0833333h; | 96% |
Conditions | Yield |
---|---|
at 20℃; for 0.0666667h; | 96% |
carbonodihydrazide
3,3’-dinitramino-4,4’-bifurazane
Conditions | Yield |
---|---|
In methanol Heating; | 96% |
carbonodihydrazide
Conditions | Yield |
---|---|
Stage #1: dipotassium bis(1-oxidotetrazolyl)furoxane With hydrogenchloride Stage #2: carbonodihydrazide In water Heating; | 96% |
Conditions | Yield |
---|---|
Stage #1: carbonodihydrazide With hydrogenchloride In water at 20℃; for 0.166667h; Stage #2: 2-methylpropenal In water | 96% |
carbonodihydrazide
crotonaldehyde
bis(2-butenylideneamino)urea
Conditions | Yield |
---|---|
Stage #1: carbonodihydrazide With hydrogenchloride In water at 20℃; for 0.166667h; Stage #2: crotonaldehyde In water at 20℃; for 1h; | 96% |
Conditions | Yield |
---|---|
In ethanol at 60℃; for 2h; | 95% |
Conditions | Yield |
---|---|
at 20℃; for 0.0833333h; | 95% |
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