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Home> CAS DataBase Listed 6 > CAS 6303-21-5
Identification of 6303-21-5
  • Name:
  • Hypophosphorous acid (Related Reference)
  • EINECS:
  • 228-601-5
  • Synonyms:
  • Hypophosphorousacidcolorlessliq; phosphinic acid 50%; Phosphinic acid; Hypophosphorous acid solution; Hypophosphorous acid 50%; Fluorescein; HPA;
  • InChI:
  • InChI=1/HO2P/c1-3-2/h(H,1,2)
  • This structure is also available as a 2d Mol file
Safety Data of 6303-21-5 Properties of 6303-21-5
  • Appearance:
  • colourless liquid
  • Molecular Weight:
  • 66
  • Density:
  • 1.274
  • Boiling Point:
  • 108℃(759.8513 torr)
  • Melting Point:
  • -25℃
  • Flash Point:
  • 无意义
  • Storage Temperature:
  • Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.
  • Refractive index:
  • 1.39 (20 C)
  • Solubility:
  • SOLUBLE
  • Stability:
  • Stable. Incompatible with strong bases. Reacts violently with oxidizing agents, strong bases, mercury (II) nitrate and mercury (II) oxide. Do not heat above 100 C.
  • Usage:
  • Used in the formulation of pharmaceuticals, discoloration of polymers, water treatment, retrieval of precious or non-ferrous metals. Its main use is for electrodless plating.

  • More>>

CAS No. 6303-21-5 (Hypophosphorous acid )

  • CAS No:6303-21-5
  • Molecular Weight: 66
  • Molecular Formula: H3PO2
Properties Safety and Handling MSDS Precursor and Product
Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:May 22 2018 
Hangzhou Dayangchem Co., Ltd. 7YRS Main Products
Chemical products
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Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Purity:97% 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:May 15 2018 
shijiazhuang guizheng trade co.,ltd 3YRS Main Products
Indole products,Amines products
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Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Nov 13 2017 
Shanghai UCHEM Inc. Main Products
Bipyridines, terpyridines, phenanthrolines, thiophenes, fluorenes derivatives, and related chemicals. And also we provide service for customer synthesis, process development.
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hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Purity:99.0% 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Jun 29 2017 
Shandong Flying Medicine Chemical Co.,Ltd. Main Products
Our primary focus lays on Hormone/Steroid products, APIs,GBL,Gamma butyrolactone,Cosmetics Additives and Pharmaceutical Itermediates.
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Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Sep 29 2016 
Jiaxing Furrental Trading Co., Ltd. Contact Supplier
Hypophoaphoeous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Aug 27 2015 
Angene International Limited Main Products
lab reagents, intermediates, bulk commodities, agro-chemicals, natural ingredients and active pharmaceutical ingredients (APIs)
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Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:Success  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Feb 12 2015 
HEBEI CUI FENG IMPORT&EXPORT TRADE CO.,LTD Main Products
Pharmaceutical intermediates,chemical
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Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Nov 06 2014 
lotuschem Contact Supplier
Hypophosphorous Acid (HPA) 50%
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order:3/Metric Ton 
  • Purity:50% 
  • Supply Ability:500 Month/Metric Ton 
  • Formula:H3PO2 
  • Payment:L/C,T/T, 
  • Updatetime:Nov 03 2014 
Jiujiang Tontion Chemical Co., Ltd. Main Products
Hypophosphorous Acid, Sodium Hypophosohite, Calicium Hypophosphite, Nickel Hypophosphite & Magnesium Hypophosphite, Tricalcium Phosphate, Phosphoric Acid,phosphorous acid
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Phosphinic acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order:1/Gram 
  • Supply Ability:10 Month/Metric Ton 
  • Formula:H3PO2 
  • Payment:L/C,D/P,T/T,Western Union,MoneyGran, 
  • Updatetime:Oct 24 2014 
Shijiazhuang Kaizheng Trading Co.,Ltd Main Products
Chemicals
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Hypophosphorous acid CAS:6303-21-5
  • FOB Price:10 USD/Kilogram 
  • Cas No:6303-21-5 
  • Min.Order:1/Kilogram 
  • Purity:50% 
  • Supply Ability:4000 Month/Kilogram 
  • Formula:H3PO2 
  • Payment:L/C,T/T,Western Union, 
  • Updatetime:Apr 28 2014 
Wuhan Jadechem Chemicals Co., Ltd. Main Products
Pharmaceutical raw materials and intermediates,Food additive,Flavor and fragrance
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Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Apr 25 2014 
Boc Sciences Main Products
PEG Products,OLED Products,Research Products,Natural Products,
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Hypophosphorous acid 50%
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order:1/Gram 
  • Supply Ability:1 Month/Metric Ton 
  • Formula:H3PO2 
  • Payment:T/T in advance 
  • Updatetime:Mar 24 2014 
Andexin industrial Co.,Limited Main Products
Pigment and paint chemicals,Detergent chemicals,Acid chemicals,Alcohols chemicals,Agricultural fertilizer,plastic raw material,non-ferrous Metals,used cooking oil,etc.
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Hypophosphorous acid 50%
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Feb 28 2014 
China Huanyu Chemical Industrial Co.,Ltd Main Products
MERCURY(CAS No.:7439-97-6); Sodium cyanide(CAS No.:143-33-9); Abamectin(CAS No.:71751-41-2);
Contact Supplier
Hypophosphorous Acid(HPA 50%) CAS 6303-21-5
  • FOB Price:2 USD/Kilogram 
  • Cas No:6303-21-5 
  • Min.Order:100/Kilogram 
  • Purity:50% 
  • Supply Ability:100 Month/Metric Ton 
  • Formula:H3PO2 
  • Payment:L/C,D/A,D/P,T/T,Western Union,MoneyGran, 
  • Updatetime:Dec 13 2013 
Wuhan Rison Trading Co.,LTD. Main Products
Sale chemicals ,LED bulbs ect.
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Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Oct 21 2013 
Hangzhou UNIWISE International Co.,Ltd. Contact Supplier
Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Purity:50% 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Oct 15 2013 
WUHAN HANYE WUZHOU CHEMICAL NEW MATERIAL CO., LTD Main Products
hypophosphorous acid, all kinds of hypohosphite
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Hypophosphorous acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Sep 29 2013 
Qinhuangdao Bright Chemical Co., Ltd. Main Products
Pharmaceutical intermediates. Pesticide intermediates; Dye intermediates; Synthetic materials intermediates; Other chemical intermediates
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Hypophosphorous acid 50%
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Jul 06 2013 
Win-Win chemical Co.Ltd Main Products
We engage in customize production of aromatic fluoride compounds, chiral building blocks, heterocyclic compounds etc and have superiority on our
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hypophosphorus acid
  • FOB Price:  
  • Cas No:6303-21-5 
  • Min.Order: 
  • Purity:50% 
  • Supply Ability:  
  • Formula:H3PO2 
  • Payment: 
  • Updatetime:Nov 29 2012 
Hubei Quanwang Imports and exports trade Co.,Ltd Main Products
sodium hypophosphite,hypophosphorus acid,tetrakis hydroxymethyl phosphonium sulfate,feed grade tri-calcium phosphate,food grade phosphoric acid
Contact Supplier
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