Lead metaborate
Basic information
- CAS
14720-53-7- Standard SMILES
O=B[O-].O=B[O-].[Pb+2]- InChIKey
ZPPSOOVFTBGHBI-UHFFFAOYSA-N- Molecular formula
- B2O4Pb
- Average molar mass
- 293 g/mol
- Monoisotopic mass
- 293.97492
Names & identifiers
- Preferred name
- Lead metaborate
- IUPAC
- lead(2+);oxido(oxo)borane
- English name
- LEAD (II) BORATE MONOHYDRATE
- Molecular formula
- BH3O2Pb
- Molecular weight
- 253.03
Names & synonyms
Lead metaborateLead borate8919V1GL3RLEAD BORATE [MI]Boric acid (HBO2), lead(2+) saltUNII-8919V1GL3RLEAD BORATE (PBB2O4)LEAD BORATE (PB(BO2)2)BORON LEAD OXIDE (B2PBO4)EINECS 238-762-3LEAD METABORATE (PB(BO2)2)RefChem:152640
Show more names
Lead(Ⅱ) borateLEAD BORATE 1 KGLead(Ⅱ) diborateLead(Ⅱ) diborateboric acid, lead saltBoricacid,lead(2+)saltLead Borate Monohydrate
238-762-314720-53-7lead(II) metaboratelead(2+);oxido(oxo)boraneLead (II) Borate MonohydrateSCHEMBL1707896ZPPSOOVFTBGHBI-UHFFFAOYSA-NDTXSID801014511
Database identifiers
- CAS
14720-53-7- PubChem CID
- 61766
- DTXSID
DTXSID801014511- UNII
- 8919V1GL3R
- EC Number
- 238-762-3
Properties
Computed structural properties
- Topological polar surface area
- 80.3 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 4
- Rotatable bonds
- 0
- Heavy atoms
- 7
- Formal charge
- 0
- Complexity
- 7.5
Experimental & physicochemical properties
Chemical ClassesMetals -> Lead Compounds, Inorganic
SpringerMaterials Propertieselectron density of states
Physical DescriptionWhite odorless powder; Insoluble in water; [Alfa Aesar MSDS]
Physicochemical properties
- Melting point
- 160 °C · 160°C -H₂O
- Density
- 5.598 · 5.598
- CAS DataBase Reference
- 14720 · 14720-53-7(CAS DataBase Reference)
- REACH Annex XVII Substances List
- Lead metaborate (14720-53-7)
- FDA UNII
- 8919 V1GL3R · 8919V1GL3R
- EPA Substance Registry System
- Boric acid (HBO2), lead(2+) salt (14720-53-7)
- Symbol(GHS)
- 8 · GHS08,GHS07,GHS09
- Signal word
- Danger
- Hazard statements
- 332 · H332-H410-H302-H361-H373
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Danger
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P203, P260, P261, P264, P270, P271, P273, P280, P301+P317, P304+P340, P317, P318, P319, P330, P391, P405, and P501 (click each P-code to see the statement)
The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Danger
H350: May cause cancer [Danger Carcinogenicity]
Hazard information
Regulatory Information
Chemical: Boric acid (HBO2), lead(2+) salt
Restricted substance: Lead metaborate
Other Safety InformationIMAP assessments - Selected lead-based pigments: Human health tier II assessment
Hazards SummaryAn irritant; Harmful by ingestion and inhalation; May cause reproductive and developmental toxicity; [Alfa Aesar MSDS] See Lead and linked occupational diseases.
Hazard Classes and Categories
Acute Tox. 4 (100%)
Carcinogenicity - category 2
Carcinogenicity - Category 1B
Safety & protection
Exposure Control and Personal ProtectionBiological Exposure Indices (BEI) [ACGIH] - Lead in blood = 200 ug/L (20 ug/100 ml); sampling time not critical; [ACGIH]
Threshold Limit Values (TLV)0.05 [mg/m3], as Pb
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationBoric acid (HBO2), lead(2+) salt (2:1): ACTIVE
Applications
UsesThe main use of lead metaborate is in glazes on pottery, porcelain, and chinaware, as well as in enamels for cast iron. Other applications include as radiation-shielding plastics, as a gelatinous thermal insulator containing asbestos fibers for neutron shielding, and as an additive to improve the properties of semiconducting materials used in thermistors.
Upstream & downstream products
Upstream raw materials
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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