Tris(lead(2+)) diphosphate

O8P2Pb3

tris(lead(2+)) diphosphate

CAS7446-27-7
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
7446-27-7
EC Number
231-205-5
UN Number
3077
Index Number
082-006-00-3
PubChem CID
24009

Physical-chemical properties

Molecular Formula
O8P2Pb3
Molar Mass
810.00 g/mol
IUPAC Name
tris(lead(2+)) diphosphate

Chemical Identifiers

InChI
InChI=1S/2H3O4P.3Pb/c2*1-5(2,3)4;;;/h2*(H3,1,2,3,4);;;/q;;3*+2/p-6
InChI Key
HUTDDBSSHVOYJR-UHFFFAOYSA-H

Overview

Tris(lead(2+)) diphosphate (CAS 7446-27-7) is an inorganic lead compound with significant toxicological properties and restricted industrial applications. This lead phosphate compound, designated under EC number 231-205-5, represents a specialized inorganic material with molecular formula O8P2Pb3 and molecular weight of 810 g/mol. As a member of the lead compound family, it shares certain hazardous characteristics with other lead-based substances such as lead(2+) diacetate, requiring similar stringent handling protocols and safety measures. The substance is classified under multiple serious hazard categories, including reproductive toxicity category 1A and specific target organ toxicity (repeated exposure) category 2, reflecting its potential for severe health impacts. Its environmental classification as both acutely and chronically hazardous to aquatic life (Aquatic Acute 1 and Aquatic Chronic 1) emphasizes the critical importance of proper containment and disposal procedures. The GHS08 and GHS09 pictograms, along with the "Danger" signal word, clearly communicate the significant health and environmental risks associated with this material. Due to its lead content, tris(lead(2+)) diphosphate finds limited but specific applications in certain industrial processes, including specialized ceramic formulations and as a component in certain glass manufacturing processes where its unique properties are required. It may also serve as an intermediate in specialized chemical synthesis operations under strictly controlled conditions. Given the stringent regulatory requirements surrounding lead compounds, this material requires expert handling, comprehensive safety documentation, and compliance with applicable REACH and transportation regulations (ADR Class 9). OYSI maintains this specialized compound for qualified industrial customers with appropriate handling capabilities and regulatory compliance systems.

Safety & Classification

Danger
Classification:

Repr. 1A; STOT RE 2 *; Aquatic Acute 1; Aquatic Chronic 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H373

May cause damage to organs through prolonged or repeated exposure.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Transport (ADR)

UN Number3077
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping NameTribleibis(orthophosphat)
Marine PollutantNo

Frequently Asked Questions

What is tris(lead(2+)) diphosphate?

Tris(lead(2+)) diphosphate is an inorganic lead compound with the chemical formula O8P2Pb3 and CAS number 7446-27-7. This substance has a molecular weight of 810 g/mol and consists of three lead(2+) ions combined with two phosphate groups. It is classified as a hazardous substance with reproductive toxicity and environmental dangers, requiring careful handling and storage procedures in industrial applications.

What are the physicochemical properties of tris(lead(2+)) diphosphate?

Tris(lead(2+)) diphosphate is a solid inorganic compound at room temperature with a molecular mass of 810 g/mol. As a lead-based phosphate compound, it typically appears as a white to off-white crystalline powder. The substance is generally insoluble in water but may dissolve in acidic solutions. Its stability and specific physical properties make it suitable for specialized industrial applications where lead phosphate compounds are required.

What is tris(lead(2+)) diphosphate used for?

Tris(lead(2+)) diphosphate is primarily used in specialized industrial applications as a lead-based additive or intermediate compound. Common applications include use in certain types of pigments, as a component in specialized coatings, and in specific chemical synthesis processes. Due to its hazardous classification and lead content, its use is restricted to professional industrial settings with appropriate safety measures and regulatory compliance.

How to handle tris(lead(2+)) diphosphate safely?

Tris(lead(2+)) diphosphate requires strict safety measures due to its reproductive toxicity (Repr. 1A) and health hazards. Essential protective equipment includes respiratory protection, chemical-resistant gloves, and protective clothing to prevent inhalation and skin contact. Work should be conducted in well-ventilated areas or under fume extraction systems. Regular health monitoring of workers is recommended due to the substance's potential for causing specific target organ toxicity after repeated exposure.

How to store tris(lead(2+)) diphosphate correctly?

Tris(lead(2+)) diphosphate must be stored in a cool, dry, well-ventilated area away from incompatible materials and ignition sources. The storage area should be clearly labeled and access restricted to authorized personnel only. Containers must be tightly sealed to prevent contamination and environmental release. Due to its aquatic toxicity classification, storage areas should have appropriate containment measures to prevent environmental contamination in case of spills or leaks.

What to do in case of contact with tris(lead(2+)) diphosphate?

Immediate action is required in case of contact with tris(lead(2+)) diphosphate due to its toxic properties. For skin contact, remove contaminated clothing and wash thoroughly with soap and water. In case of eye contact, rinse immediately with plenty of clean water for at least 15 minutes. If inhaled, move the person to fresh air immediately. Seek medical attention promptly in all cases of exposure, informing healthcare providers of the specific substance involved.

How to dispose of tris(lead(2+)) diphosphate appropriately?

Tris(lead(2+)) diphosphate must be disposed of as hazardous waste through licensed waste management companies due to its lead content and environmental toxicity. The substance cannot be disposed of in regular waste streams or released into the environment. Disposal must comply with local and European waste regulations, including proper classification, packaging, and documentation. Empty containers should also be treated as contaminated waste and disposed of accordingly through appropriate channels.

How to transport tris(lead(2+)) diphosphate?

Tris(lead(2+)) diphosphate is classified under ADR Class 9 (Miscellaneous dangerous substances), Packing Group III for transportation purposes. This classification requires specific packaging, labeling, and documentation during transport. Vehicles must carry appropriate safety equipment and drivers need proper training for dangerous goods transport. The substance must be properly secured during transport and accompanied by the required transport documents including safety data sheets and emergency response information.

Is tris(lead(2+)) diphosphate subject to particular regulations?

Tris(lead(2+)) diphosphate is subject to strict European regulations under REACH and CLP due to its hazardous properties. As a lead-containing substance with reproductive toxicity classification (Repr. 1A), it faces significant regulatory restrictions. Users must comply with occupational exposure limits, worker protection requirements, and environmental protection measures. The substance requires proper risk assessment, safety data sheet provision, and may be subject to authorization or restriction procedures under REACH legislation.

Where to buy tris(lead(2+)) diphosphate in Europe?

Tris(lead(2+)) diphosphate is available through OYSI, a European distributor of technical chemical products. As a specialized chemical with strict regulatory requirements, it is typically supplied to qualified industrial customers with appropriate handling capabilities and regulatory compliance. OYSI can provide the necessary documentation including safety data sheets, certificates of analysis, and regulatory guidance to ensure proper handling and compliance with European chemical regulations.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.