• 原料直供
• 试剂商城
• 直接询价

分类

• Agro-Products
• Pharmaceuticals
• {SNA} Alphabetical Index of Analytical Standards, Analytical Standards, Analytical/Chromatography, Antibiotics, Chemical Structure, Chromatography, Clinical Standards, Others, R
• Intermediates & Fine Chemicals
• {Chemicalbook} 饲料添加剂: 抗均促生长剂
• Aromatics
• {uni_hamburg} no charge; carbocycle; aromatic; 6RingOnly; 6ring; alcohol; 1fragment

产品应用

• 4-Hydroxy-3-nitrophenylarsonic Acid is used as a feed additive for chicken to aid in the prevention of coccidiosis caused by E[imeria] tenella and E. necatrix.

相关文献及参考

• Sadler, C.R. et al.: Poult. Sci., 47, 1917 (1968); Kerr, K.B. et al.: J. Agric. Food Chem., 17, 1400 (1969);
• Short: III/20b Title: Nuclear Quadrupole Resonance Spectroscopy Data: Nuclei Cl ... Rb Author: Chihara, H.; Nakamura, N. Editor: Hellwege, K.-H.; Hellwege, A.M. Source: Landolt-Börnstein, New Series Volume: III/20b Year: 1988 Keyword: NQR ISBN: 3-540-18483-X ISBN: 978-3-540-18483-6 Internet Resource: DOI:10.1007/b86664 RefComment: IX,717 pages. Hardcover Abstract: Nuclear Quadrupole Resonance Spectroscopy has become a standard method for structural research in molecular and solid state physics as well as for different branches of chemistry. The volumes cover data for more than 8,000 substances in the solid state. Data for free molecules have been published in volumes II/14 and II/15 of the New Series. The tables are arranged according to the atomic number of the elements.
• Short: III/5a Title: Structure Data of Organic Crystals: C ... C 13 Author: Schudt, E.; Weitz, G. Editor: Hellwege, K.-H.; Hellwege, A.M. Source: Landolt-Börnstein, New Series Volume: III/5a Year: 1971 ISBN: 3-540-05177-5 ISBN: 978-3-540-05177-0 Internet Resource: DOI:10.1007/b19970 RefComment: XXI, 736 pages, and VII, 890 pages. Hardcover Abstract: Volume III/5 offers a compitation as complete as possible of the space groups and lattice con-stants of all crystals which have been studied by means of X-rays, neutron and electron diffraction.
• Short: EINECS Title: EINECS (European Inventory of Existing Commercial Chemical Substances) Source: Official Journal of the European Communities Volume: C 146 A (15.06.1990) Page: 1 Year: 1990 Internet Resource: http://ecb.jrc.ec.europa.eu/esis/index.php?PGM=ein Publish_Date: 1990/06/15

安全信息

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2920 mg/kg/2Y-C
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Gastrointestinal - tumors
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-345,1989

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 81 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-345,1989

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 50 mg/kg
TOXIC EFFECTS :
   Gastrointestinal - nausea or vomiting
   Liver - hepatitis (hepatocellular necrosis), diffuse
   Kidney, Ureter, Bladder - hematuria
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   5,507,1963

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Bird - turkey
DOSE/DURATION           : 61 mg/kg
TOXIC EFFECTS :
   Gastrointestinal - other changes
   Blood - hemorrhage
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   5,507,1963

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Bird - chicken
DOSE/DURATION           : 34 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Gastrointestinal - other changes
   Liver - hepatitis (hepatocellular necrosis), diffuse
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press,

TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - mouse Lymphocyte
DOSE/DURATION           : 400 mg/L
REFERENCE :
   NTPTR* National Toxicology Program Technical Report Series.  (Research
   Triangle Park, NC 27709) No.206-  Volume(issue)/page/year: NTP-TR-345,1989

TYPE OF TEST            : DNA damage
TEST SYSTEM             : Rodent - rat Liver
DOSE/DURATION           : 4 mmol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 368,59,1996

其他信息

• EPA Substance Registry System:121-19-7(EPA Substance)
• 用途三:用作有机合成中间体和检定镉的试剂。大鼠口服LD50为155mg/kg。
• 储运特性:库房通风低温干燥; 与食品原料分开储运
• 洛克沙砷价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 80071380 4-羟基-3-硝基苯胂酸;3-硝基-4-羟基苯胂酸 10g 60元 2011/04/16 H0287 4-羟基-3-硝基苯胂酸 4-Hydroxy-3-nitrophenylarsonic Acid 25G 139元 2010/06/21 121660250 洛克沙砷 4-Hydroxy-3-nitrobenzenearsonic acid 98% 25 G
• 毒性分级:高毒
• 可燃性危险特性:受热分解有毒的氧化氮和砷化物气体
• 方法一:洛克沙生的合成路线较多，主要有：①以对羟基苯胂酸为原料经混酸在低温下消化而得；②3-硝基-4-羟基苯胺经重氮化、置换（胂化）而得得；③以苯酚为原料经胂化、硝化而得；④对氨基苯胂酸经重氮化置换得羟基苯胂酸，再硝化而得；⑤以对羟基苯胺为原料经重氮化、胂化、硝化制得。从原料来源、成本高低、路线长短、收率高低和操作难易等衡量，路线③和⑤具有优势，适合于工业化生产。 合成⑤的反应式和步骤如下： 将109.5对氨基苯酚和工业盐酸135.5g加入反应器，于室温下搅拌，使其充分成盐。冷却至0℃，滴加30%的亚硝酸钠溶液反应生成重氮盐溶液。控制温度不超过5℃。以淀粉-KI试纸检查重氮化终点。 将98.9g A2O3和30%的碳酸钠溶液在反应器中升温搅拌，使其完全溶解，并沸腾0.5小时。冷却至10℃，加入几滴CuSO4溶液，将重氮盐溶液缓缓加入此含有盐酸铜的亚砷酸钠溶液，反应生成对羟基苯胂钠溶液，控制温度不超过10℃。加稀盐酸酸化，过滤，滤液中和至中性，真空浓缩，再加少量活性炭脱色，趁热过滤，滤液放置过夜，析出结晶，过滤得粗品。粗品溶于水，稀盐酸酸化，冷却至10℃，放置过夜重结晶，经过滤、干燥得到对羟基苯胂酸171.8g，熔点172-174℃（分解），收率78.1%。 将110g对羟基苯胂酸搅拌于397mL硫酸中，降温至0℃后滴加混酸（23%硫酸、44%硝酸，其余为水）150.9g，控制温度不超过18℃，加完后维持20℃反应2h。将反应物倾倒入冰水中，过滤并水洗至中性，粗品加去离子水溶液，加入少量活性炭加热脱色，趁热过滤。滤液放置2天，析出结晶，经过滤、真空干燥得102.9g产品，熔点300-302℃，收率78.2%。 另外，也可以以氯苯胺为原料合成。有关 将对氯苯胺12.8g（0.1mol）溶于60mL水、18mL浓盐酸溶液中，于0-5℃下慢慢滴加亚硝酸钠6.9g（0.1mol）和25mL水的溶液。滴加完毕后保温加入氯化亚铜1.5g和有机硅消泡剂1Ml，再慢慢滴加由19.8g(0.1mol)三氧化2砷和8g（0.2mol氢氧化钠溶于100mL水组成的溶液。滴加完毕后再加入10%的氢氧化钠溶液10mL，继续反应1h，然后升温至60℃反应1h。抽滤，滤液加浓盐酸调PH=4,再抽滤，滤液浓缩至约80mL，加活性炭脱色过滤。滤液再加浓盐酸调PH=2，置于冰箱过夜，收集沉淀，水洗后干燥得20.4g微黄色晶体对氯苯胂酸，收率86.3%，熔点大于270℃。 将硝酸钠12.5g(0.15mol)溶于60mL浓硫酸中，搅拌下慢慢滴加对氯苯胂酸23.6g（0.1mol）。升温至80-85℃，反应2h后结束。冷却至室温，慢慢倾入100g冰和100mL水的混合物中。过滤、水洗、干燥得24.5g淡黄色结晶体4-氯-3-硝基苯胂酸，收率87.2%，熔点大于270℃。 将氢氧化钠15.0g（0.375mol）溶于35mL水，再加入4-氯-3-硝基苯胂酸14.1g(0.05mol)，于95-100℃下搅拌反应10h。然后加入30mL水，用浓盐酸调PH=10，加入活性炭于80℃下脱色过滤。滤液再加浓盐酸调PH=2,置冰箱中过夜。过滤、水洗、干燥得9.4g黄色结晶，熔点大于270℃，收率71.5%。
• TCI Shanghai:4-羟基-3-硝基苯胂酸 4-Hydroxy-3-nitrophenylarsonic Acid,>;98.0%(T)(121-19-7)
• 外观:白色或淡黄色柱状结晶，浅黄色或浅黄