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Home/Compounds/CAS 10257-55-3
Formula CaO3SMW 120.14Research-use catalog entryCOA/SDS by request

Calcium sulfite

CAS Number: 10257-55-3

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Available options

Available Options

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100 g
Purity
90%
Price
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25 g
Purity
90%
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Package
5 g
Purity
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Price
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Loading RDKit molecule structure...
InChIKey: GBAOBIBJACZTNA-UHFFFAOYSA-LCaO3S | MW 120.14

Chemical Absolute Identifiers

CAS Number

10257-55-3

PubChem CID

10154041

Molecular Formula

CaO3S

Molecular Weight

120.14 g/mol

Exact Mass

119.919406

InChIKey

GBAOBIBJACZTNA-UHFFFAOYSA-L

SMILES String

[O-]S(=O)[O-].[Ca+2]

Physical Properties

No physical property values available.

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

Calcium sulfite (CAS 10257-55-3) is listed in the Catalysts and Ligands portfolio, with molecular formula CaO3S and molecular weight 120. 14 g/mol.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Intended for catalysis development, ligand screening, and synthetic method research.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Catalysis and Ligand ResearchResearch intermediateCustom synthesis building blockResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow

Safety & Handling

Safety and handling reference content is available through documentation requests.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

For supplier-issued SDS or COA, submit a documentation request.

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Names & Synonyms / External Identifiers

Chemical Name

Calcium sulfite

Names & Synonyms

Sulfurous acid, calcium salt (1:1)Calcium sulphiteSulfurous acid calcium salt (1:1)CALCIUM SULFITE [MI]INS NO.226
Show all synonyms
CALCIUM SULFITE (CASO3)CALCIUM SULFITE (1:1)EC 233-596-8CALCIUM SULFITE (E 226)E-226CalciumsulfiteSULFUROUS ACID, CALCIUMSALT (1:1), HYDRATE (8CI,9CI)CalciumsulfitCaO3S
External Identifiers
EC NUMBER: 218-235-4EC NUMBER: 233-596-8DSSTOX SUBSTANCE ID: DTXSID10883104UNII: 7078964UQPHMDB ID: HMDB0303316WIKIDATA ID: Q899410

Documentation & Compliance Facts

Compliance Facts

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

What happens after RFQ

  1. 1We review the CAS identity, quantity, and documentation request.
  2. 2We check sourcing options, supplier availability, COA/SDS, purity, pack size, and lead time.
  3. 3We review destination and shipment documentation needs when applicable.
  4. 4We follow up with a quotation or clarification request.

Text Reference Cues

Show non-linked catalog cues

Non-public related references

Calcium metaborateCAS 13701-64-9
Calcium SulfateCAS 7778-18-9
Calcium molybdateCAS 7789-82-4
Wollastonite (Ca(SiO3))CAS 10101-39-0
Wollastonite (Ca(SiO3))CAS 13983-17-0

Non-public references are shown as text only and do not imply equivalence, availability, or shared use.

Catalog navigation

Related Catalog Entries

Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.

CAS 13701-64-9Calcium metaborateCAS 1002310-00-0Tert-butyl 1-(2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethylcarbamateCAS 1005174-17-3(E)-3-(2-Propyl-6-(trifluoromethyl)pyridin-3-yl)acrylic acidCAS 1018125-49-92-(3-Cyclopropyl-6-ethyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridin-1-yl)acetic acidCAS 1018128-07-8Isopropyl 4-chloro-2-methylquinoline-6-carboxylateCAS 1018142-22-76-cyclopropyl-1-(2,2-difluoroethyl)-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acidCAS 1018144-00-72-(3-Cyclopropyl-6-isopropyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridin-1-yl)acetic acid

RFQ questions for CAS 10257-55-3

What are the key identifiers for Calcium sulfite (CAS 10257-55-3)?

Calcium sulfite is identified by CAS 10257-55-3, with molecular formula CaO3S, molecular weight 120.14, InChIKey GBAOBIBJACZTNA-UHFFFAOYSA-L.

Can I request a COA for CAS 10257-55-3?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for Calcium sulfite?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 10257-55-3 available for quotation?

Availability, pack size, lead time, and pricing are confirmed through RFQ.

Can MolGraph support bulk sourcing or custom synthesis review?

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