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Cupric nitrate

Cupric nitrate structure

Cupric nitrate 

structure
  • CAS No:

    3251-23-8

  • Formula:

    Cu.2HNO3

  • Chemical Name:

    Cupric nitrate

  • Synonyms:

    Nitric acid,copper(2+) salt (2:1);Nitric acid,copper(2+) salt;Copper nitrate (Cu(NO3)2);Cupric nitrate;Copper(II) nitrate;Copper dinitrate;Cupric dinitrate;Copper(2+) nitrate;Claycop

  • Categories:

    Inorganic Chemistry  >  Inorganic Salts

Description

Cupric nitrate is a Blue crystalline solid.


Obtained as a trihydrate and as a hexahydrate. Both are blue crystalline solids. Used in medicine, as an insecticide, in chemical analysis, in making light sensitive papers. Toxic oxides of nitrogen are produced in fires involving this material.|Liquid; PelletsLargeCrystals, Liquid


Obtained as a trihydrate and as a hexahydrate. Both are blue crystalline solids. Used in medicine, as an insecticide, in chemical analysis, in making light sensitive papers. Toxic oxides of nitrogen are produced in fires involving this material.|Copper(II) nitrate is an inorganic nitrate salt having copper(2+) as the couterion. It contains a copper(2+).

Cupric nitrate Basic Attributes

187.56

186.905243

221-838-5

9TC879S2ZV

1477

DTXSID7040314

Large, blue-green, orthorhombic crystals

2834299090

Characteristics

137.76000

0.56570

Obtained as a trihydrate and as a hexahydrate. Both are blue crystalline solids. Used in medicine, as an insecticide, in chemical analysis, in making light sensitive papers. Toxic oxides of nitrogen are produced in fires involving this material.

1.00 g/mL at 20 °C

255-256 °C

83ºC at 760 mmHg

H2O: soluble

KEEP WELL CLOSED. /CUPRIC NITRATE, HEXAHYDRATE/

Oral-Rat LD50: 940  mg/kg

Mixed with organic matter, reducing agent, flammable sulfur, phosphorus, combustible; combustion produces toxic nitrogen oxides and copper-containing fumes

Sublimes @ 150-225 °C|FP: 238.1 °F= 114.5 °C= 387 deg K /Cupric nitrate trihydrate/|Blue, deliquescent, rhombic plates; practically insoluble in ethyl acetate; pH of 0.2 M aqueous solution 4.0, melting point 114.5 °C, MW 241.60, density 2.05; BP 170, decomposes /Cupric nitrate trihydrate/|Blue, deliquescent, prismatic crystals, loses 3 waters at 26.4 °C, density 2.07, freely soluble in water, sol in alc /Cupric nitrate hexahydrate/|Dissolves in and reacts vigorously with ether|Decomposition begins around 80 °C upon formation of the basic salt; at temperatures of 180 °C the oxide is produced.

Deliquescent. Water soluble.

Nitrate and Nitrite Compounds, Inorganic

Strong Oxidizing Agent

Mixtures of CUPRIC NITRATE with alkyl esters may explode, owing to the formation of alkyl nitrates. Mixtures with phosphorus, tin(II) chloride or other reducing agents may react explosively [Bretherick, 1979 p. 108-109]. A finely divided mixture of potassium ferrocyanide and cupric nitrate exploded when dried at 220° C [Chem. Abst. 77:1343 (1972)]. Noncombustible, but it will accelerate the burning of combustible materials. If large quantities of the material are involved in a fire or the material is finely divided, an explosion may result. Prolonged exposure to fire or heat may result in an explosion.

Safety Information

II

5.1

UN 3085 5.1/PG 3

3

8-20/21/22-34-22-36/38-20-45-51/53-41-38-50/53-37/38-52/53

53-17-26-36/37/39-45-36-61-39

O,C,Xi,N,Xn

The warehouse is ventilated, low temperature and dry; lightly loaded and unloaded; stored separately from organic substances, reducing agents, sulfur and phosphorus combustibles

Mixed with reducing agent, sulfur, phosphorus, etc., heated, impacted, friction can be explosive

Stable. Oxidant. Incompatible with combustible materials.

P210, P220, P221, P260, P264, P270, P280, P301+P312, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P330, P363, P370+P378, P405, P501

H272

SRP: At the time of review, criteria for land treatment or burial (sanitary landfill) disposal practices are subject to significant revision. Prior to implementing land disposal of waste residue (including waste sludge), consult with environmental regulatory agencies for guidance on acceptable disposal practices.

REACTS VIGOROUSLY WITH ETHER|FINELY GROUND MIXTURE OF POTASSIUM FERROCYANIDE & CUPRIC NITRATE WHEN DRIED AT 220 °C EXPLODED WITHIN A FEW MINUTES.|Interaction with potassium hexacyanoferrate(II) is explosive at 220 °C.|Tin foil in contact with a solution of the nitrate may ignite or give sparks.|Solutions of sodium hypobromite are decomposed by powerful catalytic action of cupric ions, even as impurities. /Cupric salts/

Special Hazards of Combustion Products: Toxic and irritating oxides of nitrogen may form in fire. Behavior in Fire: Can increase intensity of fire if in contact with combustible material. (USCG, 1999)

|Danger|H270 (15.19%): May cause or intensify fire; oxidizer [Danger Oxidizing gases]|P210, P220, P221, P244, P260, P264, P270, P273, P280, P301+P310, P301+P312, P301+P330+P331, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P330, P332+P313, P337+P313, P362, P363, P370+P376, P370+P378, P391, P403, P405, and P501|Aggregated GHS information provided by 1180 companies from 39 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.|H272 (100%): May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]|P210, P220, P221, P260, P264, P270, P280, P301+P312, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P330, P363, P370+P378, P405, and P501|Aggregated GHS information provided by 74 companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Excerpt from ERG Guide 140 [Oxidizers]: As an immediate precautionary measure, isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters (75 feet) for solids. LARGE SPILL: Consider initial downwind evacuation for at least 100 meters (330 feet). FIRE: If tank, rail car or tank truck is involved in a fire, ISOLATE for 800 meters (1/2 mile) in all directions; also, consider initial evacuation for 800 meters (1/2 mile) in all directions. (ERG, 2016)

Excerpt from ERG Guide 140 [Oxidizers]: Keep combustibles (wood, paper, oil, etc.) away from spilled material. Do not touch damaged containers or spilled material unless wearing appropriate protective clothing. Stop leak if you can do it without risk. Do not get water inside containers. SMALL DRY SPILL: With clean shovel, place material into clean, dry container and cover loosely; move containers from spill area. SMALL LIQUID SPILL: Use a non-combustible material like vermiculite or sand to soak up the product and place into a container for later disposal. LARGE SPILL: Dike far ahead of liquid spill for later disposal. Following product recovery, flush area with water. (ERG, 2016)

Dust mask; goggles or face shield; protective gloves (USCG, 1999)

It is noncombustible.|Mixtures with wood, paper, & other combustibles may catch fire. /Cupric nitrate trihydrate/

Evacuation: If fire becomes uncontrollable consider evacuation of one-half (1/2) mile radius. /Cupric nitrate; Cupric nitrate solution/|If material on fire or involved in fire: Flood with water. Cool all affected containers with flooding quantities of water. Apply water from as far a distance as possible. /Cupric nitrate; Cupric nitrate solution/

Environmental consideration--land spill: Dig a pit, pond, lagoon, holding area to contain liquid or solid material. /SRP: If time permits, pits, ponds, lagoons, soak holes, or holding areas should be sealed with an impermeable flexible membrane liner./ Cover solids with a plastic sheet to prevent dissolving in rain or fire fighting water.|Environmental consideration--land spill: Dig a pit, pond, lagoon, holding area to contain liquid or solid material. /SRP: If time permits, pits, ponds, lagoons, soak holes, or holding areas should be sealed with an impermeable flexible membrane liner./ Dike surface flow using soil, sand bags, foamed polyurethane, or foamed concrete. Absorb bulk liquid with fly ash or cement powder. Neutralize with agricultural lime (CaO), crushed limestone (CaCo3) or sodium bicarbonate (NaHCO3). /Cupric nitrate solution/|Environmental consideration--water spill: Neutralize with agricultural lime (CaO), crushed limestone (CaCO3), or sodium bicarbonate (NaHCO3). Adjust pH to neutral (pH= 7). Use Mechanical dredges or lifts to remove immobilized masses of pollutants & precipitates. /Cupric nitrate; Cupric nitrate solution/

If material not on fire & not involved in fire: Keep sparks, flames, & other sources of ignition away. Keep material out of water sources & sewers. /Cupric nitrate; Cupric nitrate solution/|Personnel protection: ... Do not handle broken packages unless wearing appropriate personal protective equipment. Wash away any material which may have contacted the body with copious amounts of water or soap & water. ... /Cupric nitrate; Cupric nitrate solution/|SRP: The scientific literature for the use of contact lenses in industry is conflicting. The benefit or detrimental effects of wearing contact lenses depend not only upon the substance, but also on factors including the form of the substance, characteristics and duration of the exposure, the uses of other eye protection equipment, and the hygiene of the lenses. However, there may be individual substances whose irritating or corrosive properties are such that the wearing of contact lenses would be harmful to the eye. In those specific cases, contact lenses should not be worn. In any event, the usual eye protection equipment should be worn even when contact lenses are in place.

Inhalation causes irritation of throat & lung. ... Solutions irritate eyes; contact with solid causes severe eye surface injury & skin irritation. /Cupric nitrate trihydrate/|IRRITATING TO SKIN, MUCOUS MEMBRANES.

Recommended Exposure Limit: 10 Hr Time-Weighted Avg: 1 mg/cu m. /Copper (dusts and mists)/

Persons in charge of vessels or facilities are required to notify the National Response Center (NRC) immediately, when there is a release of this designated hazardous substance, in an amount equal to or greater than its reportable quantity of 100 lb or 45.4 kg. The toll free number of the NRC is (800) 424-8802; In the Washington D.C. metropolitan area (202) 426-2675. The rule for determining when notification is required is stated in 40 CFR 302.4 (section IV. D.3.b).

Toxicity

moderately toxic

LD50 Rat Oral 940 mg/kg body weight (trihydrate) /from table/

Drug Information

Inhalation causes irritation of throat and lungs. Ingestion of large amounts causes violent vomiting and purging, intense pain, collapse, coma, convulsions, and paralysis. Solutions irritate eyes; contact with solid causes severe eye surface injury and skin irritation. (USCG, 1999)

INHALATION: move to fresh air. INGESTION: give large amounts of water; induce vomiting; get medical attention. EYES: flush with water for at least 15 min.; get medical attention if injury was caused by solid. SKIN: flush with water. (USCG, 1999)

Basic treatment: Establish a patent airway. Suction if necessary. Watch for signs of respiratory insufficiency and assist ventilations if necessary. Administer oxygen by nonrebreather mask at 10 to 15 L/min. Monitor for shock and treat if necessary ... . For eye contamination, flush eyes immediately with water. Irrigate each eye continuously with normal saline during transport ... . Do not use emetics. For ingestion, rinse mouth and administer 5 ml/kg up to 200 ml of water for dilution if the patient can swallow, has a strong gag reflex, and does not drool. Administer activated charcoal ... . /Copper and related compounds/|Advanced treatment: Consider orotracheal or nasotracheal intubation for airway control in the patient who is unconscious. Start an IV with lactated Ringer's /SRP: "To keep open", minimal flow rate/. Watch for signs of fluid overload. For hypotension with signs of hypovolemia, administer fluid cautiously. Consider vasopressors if hypotensive with a normal fluid volume. Watch for signs of fluid overload ... . Use proparacaine, hydrochloride to assist eye irrigation ... . /Copper and related compounds/

copper(II) nitrate

Cupric nitrate Use and Manufacturing

Methods of Manufacturing

By treating copper or copper oxide with nitric acid. The solution is evaporated and product recovered by crystallization. /Hydrated salts/|... Sublimation of copper(II) nitrate under vacuum from ... mixt of copper(II) bromide and silver nitrate at about 200 °C. ...|Dissolving copper in nitric acid solution; dissolving copper(II) oxide, basic copper(II) carbonate or copper(II) hydroxide in nitric acid solution.

Uses

Used as analytical reagents and oxidants


Adhesives and sealant chemicals


Fuels and related products

Production

10,000,000 - 50,000,000 lb

USEPA/OPP Pesticide Code 076102; Trade Names: None listed.|Grades: Technical; CP|Grade of purity: Pure, 100% ... /&/ reagent. /Trihydrate/|Gmelin's Copper (8th) 60B, 164-179 (1958); Addison, Hathaway, J Chem Soc 1958, 3099.

All other basic inorganic chemical manufacturing|Nitric acid, copper(2+) salt (2:1): ACTIVE

Computed Properties

Molecular Weight:187.56
Hydrogen Bond Acceptor Count:6
Exact Mass:186.905233
Monoisotopic Mass:186.905233
Topological Polar Surface Area:126
Heavy Atom Count:9
Complexity:18.8
Covalently-Bonded Unit Count:3
Compound Is Canonicalized:Yes

Material

Nitric acid

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