Unit Price: | USD 80.0000 / Kilogram |
---|---|
Payment Type: | L/C,T/T,D/P,Paypal,Money Gram,Western Union |
Incoterm: | FOB,CFR,CIF,FCA,CPT |
Min. Order: | 1 Kilogram |
Delivery Time: | 15 Days |
Basic Info
Model No.: SY-57716
Type: Pharmaceutical Intermediates
Appearance: Powder
Quality: Industrial
Colour: White
Storage: Store At RT
Supplier: Shandong Shenyu
Grade: Industry Grade
MOQ: 1kg
Delivery Time: 7-15 Workdays
Sample: Offered
Additional Info
Packaging: 25kg/Bag
Productivity: 2000Ton/Year
Brand: Shenyu
Transportation: Ocean,Land,Air,Train
Place of Origin: China
Supply Ability: 2000Ton
Certificate: -
HS Code: -
Port: Qingdao,Shanghai,Lianyun Gang
Product Description
2,3-Butanedione monoxime is a chemical substance, molecular formula C4H7NO2. White to yellowish crystalline powder. The melting point is 74 degrees (76 degrees) and the boiling point is 185-186 degrees. Slightly soluble in water, soluble in ethanol, ethyl ether and chloroform. For qualitative examination of Ni2+ and spectrophotometric determination of Ni2+, Co, Pt4+ and Pd2+ color reagents, but also for the spectrophotometric determination of urea and urea. Pharmaceutical intermediates. It was obtained by reaction of methyl ethyl ketone with ethyl nitrite. Methyl ethyl ketone and hydrochloric acid are added into the reaction pot and the ethyl nitrite gas is immediately passed into the reaction pot. The reaction is maintained at 40-55 C until gas passes through. The ethanol produced by vacuum distillation was stopped and distilled at 90 degrees centigrade to obtain two ketone monoxime. The yield is 82-87%.
Feature:
High Purity
Low Price
Fast delivey
Good service
2,3-Butanedione monoxime Product details:
English Name: 2,3-Butanedione monoxime
English synonyms: Biacetyl Monoxime 2,3-Butanedione 2-Oxime Isonitroethyl Methyl Ketone; (E) -3-(hydroxyiMino) butan-2-one; 2,3-Butanedione monoxime 97%; 3-(Hydroxyimino) butan-2-one; Diacetyl Monoxime [2,3-Butanedione-2-oxime]; ISO TRNIOSETHYL; METOHYL KENE; NOACYM; NOACYME; NOXIOXIME
CAS: 57-71-6
Molecular formula: C4H7NO2
Molecular weight: 101.1
EINECS: 200-348-5
Melting point 75-78 degree C (lit.)
Boiling point 185-186 degree C (lit.)
Density 1.2085 (rough estimate)
Refractive index 1.4340 (estimate)
Flash point 185-186 degree C
Storage conditions Store at +15 degree C to +25 degree C.
Form Crystalline Powder
Color White to almost white
Water solubility 5 g/100 mL (20 C)
Sensitivity Hygroscopic
2,3-Butanedione monoxime Application:
It is used as a chromogenic reagent for qualitative examination of Ni2+ and spectrophotometric determination of Ni2+, Co, Pt4+ and Pd2 +, and also for the spectrophotometric determination of urea and urea. Pharmaceutical intermediates.
2,3-Butanedione monoxime Attention:
[Ingestion]
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
[Inhalation]
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
[Skin]
Get medical aid immediately. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
[Eyes]
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Storage: Store in a tightly closed container. Do not store in glass. Store in a cool, dry area away from incompatible substances.
Package: 25kg/Bag
Other related items of our company:
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3. Pharmaceutical Intermediates
4. Daily Chemicals
5. Active Pharmaceutical Ingredients
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