Barium chromate - AR, ≥98% , CAS No.10294-40-3

CAS: 10294-40-3 Cat. No.: B397782 Formula: BaCrO₄ Molecular Weight: 253.32 EC Number: 233-660-5

GRADE & PURITY AR, ≥98%

Synonyms

Chromic acid (H2CrO4), barium salt (1:1) | MFCD00014180 | BARIUM CHROMATE | Permanent Yellow | Ultramarine Yellow | Baryta Yellow | C.I. 77103 | Barium chromate(VI) | 7D7O9CF0IX | Lemon Yellow | Lemon chrome | CI 77103 | barium(2+) | dioxido(dioxo)chromiu

Storage

Room temperature

Shipped In

Normal

Specifications

Synonyms

Chromic acid (H2CrO4), barium salt (1:1) | MFCD00014180 | BARIUM CHROMATE | Permanent Yellow | Ultramarine Yellow | Baryta Yellow | C.I. 77103 | Barium chromate(VI) | 7D7O9CF0IX | Lemon Yellow | Lemon chrome | CI 77103 | barium(2+) | dioxido(dioxo)chromiu

Specifications & Purity

AR, ≥98%

Storage

Room temperature

Shipped In

Normal

Grade

AR

Purity

≥98%

Names and Identifiers

Pubchem Sid

504753295

Pubchem Sid Url

https://pubchem.ncbi.nlm.nih.gov/substance/504753295

Canonical Smiles

[O-][Cr](=O)(=O)[O-].[Ba+2]

IUPAC Name

barium(2+);dioxido(dioxo)chromium

InChIKey

QFFVPLLCYGOFPU-UHFFFAOYSA-N

INCHI

1S/Ba.Cr.4O/q+2;;;;2*-1

Isomeric SMILES

[O-][Cr](=O)(=O)[O-].[Ba+2]

WGK Germany

3

RTECS

CQ8760000

UN Number

1479

Packing Group

II

Molecular Weight

253.32

Reaxy-Rn

14729125

Reaxys-RN_link_address

https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=14729125&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Inorganic compounds
  • Superclass Mixed metal/non-metal compounds
    • Class Alkaline earth metal oxoanionic compounds
      • Subclass Alkaline earth metal chromates

• Kingdom: Inorganic compounds
• Superclass: Mixed metal/non-metal compounds
• Class: Alkaline earth metal oxoanionic compounds
• Subclass: Alkaline earth metal chromates
• Intermediate Tree Nodes: Not available
• Direct Parent: Alkaline earth metal chromates
• Alternative Parents: Miscellaneous chromates Inorganic salts Inorganic oxides
• Molecular Framework: Not available
• Substituents: Chromate - Alkaline earth metal chromate - Inorganic oxide - Inorganic salt
• Description: This compound belongs to the class of inorganic compounds known as alkaline earth metal chromates. These are inorganic compounds in which the largest oxoanion is chromate, and in which the heaviest atom is a lanthanide.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemical and Physical Properties

• x_melt_point_char: 210°C
• Molecular Weight: 253.320 g/mol
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 0
• Exact Mass: 253.825 Da
• Monoisotopic Mass: 253.825 Da
• Topological Polar Surface Area: 80.300 Ų
• Heavy Atom Count: 6
• Formal Charge: 0
• Complexity: 62.200
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 2

XLogP3

Frequently Asked Questions

How should this product be stored?

Store at room temperature.

What is the purity of this product?

This product is supplied at ≥98% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.

What does AR mean?

AR is a defined analytical purity tier suitable for general analytical and reagent applications. It specifies a minimum assay percentage, controlled limits on common impurities (water, heavy metals, residue on ignition), and lot-to-lot consistency. AR is one of several purity tiers — choose based on the sensitivity and regulatory requirements of your method.

How is this product shipped?

This product ships under standard ambient conditions. No temperature-controlled packaging is required.

What are the CAS number, molecular formula and molecular weight?

The CAS Number is 10294-40-3, the molecular formula is BaCrO4, and the molecular weight is 253.32 g/mol. InChIKey QFFVPLLCYGOFPU-UHFFFAOYSA-N.

What documentation is provided?

Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.