Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities
Cas:82-71-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Cas:82-71-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:82-71-3
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:A yellowish, crystalline solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:U
Cas:82-71-3
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:82-71-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1,3-Benzenediol,2,4,6-trinitro- CAS NO.82-71-3 Application:1,3-Benzenediol,2,4,6-trinitro- CAS NO.82-71-3
Cas:82-71-3
Min.Order:0
Negotiable
Type:Other
inquiry1,3-Benzenediol,2,4,6-trinitro- cas 82-71-3Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
1,3-Benzenediol,2,4,6-trinitro- CAS NO.82-71-3Appearance:off-white fine crystalline powder Storage:Dry and ventilated Package:Standard or as customer's require Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS
Cas:82-71-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & CommercialHenan Fine Chemicals Co., LTD. is a diversified technology - oriented integrated company, which mainly concentrates on fine chemicals. Our company is committed to becom
United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
Cas:82-71-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryJoyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chemical corporations and importers from all over the world. Our services include:-Spot goods-Contract manufacturing-Custom
Cas:82-71-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryShanghai AngewChemCo., Ltd. is an innovative enterprise on fine chemicals and pharmaceuticals. Based on Shanghai R&D center and Hunan chemical manufacturing plant, we offer chemical research, process development, and large-scale production. Complete
Cas:82-71-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1,3-Benzenediol,2,4,6-trinitro- Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shanghai/Shenzhen
1,3-Benzenediol,2,4,6-trinitro- CAS NO.82-71-3 Application:intermediates
Do best quality products, erect the morality model Application:Please email us, thanks
low price and good quality Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and D
Cas:82-71-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1,3-Benzenediol,2,4,6-trinitro- CAS NO.82-71-3 Application:1,3-Benzenediol,2,4,6-trinitro- CAS NO.82-71-3
Cas:82-71-3
Min.Order:0
Negotiable
Type:Trading Company
inquirySupply top quality products with a reasonable price Application:api
Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen
high purity Application:Drug intermediates Materials intermediates and active molecules
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid; urea at -10 - 0℃; for 1.5h; | A 60% B n/a |
With nitric acid man giesst auf Eis, zieht den gebildeten Niederschlag mit Alkohol aus und kocht mit Salzsaeure; |
Resorcinol diacetate
A
4,6-dinitroresorcinol
B
styphnic acid
C
4-nitroresorcinol
Conditions | Yield |
---|---|
With nitric acid; urea at -10 - 5℃; for 2h; | A 44% B n/a C n/a |
Conditions | Yield |
---|---|
durch Nitrierung und Verseifung des Diacetats mit Natronlauge; |
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid |
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid |
Conditions | Yield |
---|---|
With nitric acid | |
Multi-step reaction with 2 steps 1: durch Nitrieren 2: nitric acid View Scheme | |
Multi-step reaction with 2 steps 1: HNO3+H2SO4 2: water View Scheme |
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid |
Conditions | Yield |
---|---|
With nitric acid |
2,5-dinitrophenol
A
styphnic acid
B
2,4,5-trinitrophenol
C
2,3,6-trinitrophenol
Conditions | Yield |
---|---|
beim Nitrieren; |
4-hydroxysalicylic acid
A
styphnic acid
B
2,4-dihydroxy-5-nitrobenzoic acid
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
With nitric acid | |
With nitric acid |
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
beim Nitrieren; | |
beim Nitrieren; |
Conditions | Yield |
---|---|
With sodium carbonate |
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
With nitric acid |
4,6-dihydroxyisophthalic acid
styphnic acid
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
With water |
2,4,6-triiodoresorcinol
styphnic acid
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
beim Nitrieren; | |
beim Nitrieren; |
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
With alkaline solution |
Conditions | Yield |
---|---|
With nitric acid |
N,N'-dimethyl-2,4,6-trinitro-m-phenylenediamine
styphnic acid
Conditions | Yield |
---|---|
With potassium hydroxide |
Conditions | Yield |
---|---|
With nitric acid |
resorcinol-4,6-sulfonic acid
styphnic acid
Conditions | Yield |
---|---|
With nitric acid | |
With nitrogen oxides |
Conditions | Yield |
---|---|
With nitric acid |
N-methyl-2,3,4,6,N-pentanitro-aniline
styphnic acid
Conditions | Yield |
---|---|
With sodium carbonate |
Conditions | Yield |
---|---|
In water; acetone byproducts: HNO3; aq. soln. of TlNO3 added to ice-cold acetone soln. of styphnic acid; stirred for 10 min; evapd., recrystd. (hot water), filtered off, dried (air, warm oven, vacuum desiccator over silica gel); elem. anal.; | 98% |
styphnic acid
disodium styphnate
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol at 20℃; | 94% |
Conditions | Yield |
---|---|
In acetone at 20℃; for 3h; | 92.3% |
Conditions | Yield |
---|---|
In water CoCO3 added to resorcinol deriv. soln. in H2O at 50°C; stirred; to aq. soln. of tetrazole deriv. warmed to 60°C added above soln. dropwise under strong stirring; allowed to stir at 60°C for 30 min; ppt. collected by filtration, washed with water, dried in vac.; elem. anal.; | 91% |
Conditions | Yield |
---|---|
In methanol at 60℃; for 0.5h; | 91% |
Conditions | Yield |
---|---|
In water at 70℃; | 91% |
N-(ferrocenylmethyltrimethyl)imidazole
styphnic acid
water
zinc(II) sulfate
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 90% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 90% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 89% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 89% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 88% |
Conditions | Yield |
---|---|
With sodium carbonate; acetic acid In water glacial acetic acid added to boiling soln. of styphnic acid and anhyd. Na2CO3; boiling soln. of AgNO3 added under stirring; ppt. filtered off; washed (water, methanol, petroleum spirit); air-dried; elem. anal.; | 87% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 87% |
Conditions | Yield |
---|---|
In methanol at 45℃; for 1h; | 86% |
nickel(II) carbonate
1-methyl-1,2,3,4-tetrazole
styphnic acid
water
Conditions | Yield |
---|---|
at 70℃; for 0.0833333h; | 86% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 86% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 86% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 86% |
1-(ferrocenylmethyltrimethyl)triazole
styphnic acid
water
copper(II) sulfate
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 86% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 85% |
Conditions | Yield |
---|---|
In water at 70℃; for 0.0833333h; | 84% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 83% |
Conditions | Yield |
---|---|
In methanol Solvent; | 82% |
Conditions | Yield |
---|---|
In water at 70℃; for 0.0833333h; | 82% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 82% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 81% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 81% |
4-(1H-1,2,4-triazol-3-yl)-4H-1,2,4-triazole
styphnic acid
Conditions | Yield |
---|---|
Stage #1: 4-(1H-1,2,4-triazol-3-yl)-4H-1,2,4-triazole; styphnic acid In water at 80℃; for 0.5h; Stage #2: aqueous cadmium chloride In water at 80℃; | 80% |
Conditions | Yield |
---|---|
In ethanol for 1h; Reflux; | 80% |
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