Research chemical

Pemirolast Potassium

CAS Number: 100299-08-9

Product details

Identity & specification

Molecular formula: C10H7KN6O
Molecular weight: 266.3 g/mol
Product type: Research-use catalog compound
Documentation: COA / SDS available by request

For laboratory research and professional procurement workflows.

Technical identifiers

Show PubChem, InChIKey, IUPAC, and SMILES

PubChem CID

443866

Exact Mass

266.03184

InChIKey

NMMVKSMGBDRONO-UHFFFAOYSA-N

IUPAC Name

potassium 9-methyl-3-(1,2,3-triaza-4-azanidacyclopenta-2,5-dien-5-yl)pyrido[1,2-a]pyrimidin-4-one

SMILES String

CC1=CC=CN2C1=NC=C(C2=O)C3=NN=N[N-]3.[K+]

Physical Properties

No physical property values available.

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

Computed Structure Descriptors

Show calculated structure fields

Heavy atom count

H-bond acceptors

H-bond donors

Rotatable bonds

Ring count

Aromatic rings

Topological polar surface area

87.14 Å²

Computed LogP

-3.18

Fragment-like structure rule

Lead-like structure rule

Yes

Drug-like structure rule

Structure family

n heterocycle ligand

Precious metal motif

Transition metal motif

Phosphine ligand motif

N-heterocycle motif

Yes

Boronic acid motif

Computed structure descriptors generated from molecular structure. These are not experimental physical property values, supplier specifications, SDS data, or bioactivity claims.

Catalog Facts

Structural features

Pemirolast Potassium (CAS 100299-08-9) is listed in the Advanced Chemicals portfolio, with molecular formula C10H7KN6O and molecular weight 266. 30 g/mol.

Sourcing context

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

Research use context

Intended for research building-block and synthetic chemistry workflows; structure-derived tags include nitrogen-containing heterocycle.

Documentation needs

SDS signal word: Warning; hazard codes: H302, H361, H362; For research use only.

Applications & Classification

Bioactivity Screening Synthetic Chemistry Heterocyclic Building Blocks Research Chemical SourcingResearch intermediateCustom synthesis building blockCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow

Safety & Handling

Handling & Storage

Store in a well-ventilated area.

PPE

Respiratory protection if needed

First Aid

Do not give anything to an unconscious person.
Rinse mouth with water.

Stability / Reactivity

and reaction activity.
carbon monoxide, carbon dioxide, metal oxides, nitrogen oxides.

Disposal

The remaining and non-recyclable solution should be handed over to a licensed company for disposal.
Contact a professional institution with a waste disposal license to handle this substance.

Show additional safety reference fields

Fire Fighting

Wear a self-contained breathing apparatus for firefighting if necessary.

Accidental Release

Do not generate dust when collecting and disposing.
Sweep and shovel up.

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.

Safety Reference / SDS Request

Synonyms & references

Names & Synonyms

Pemirolast potassium saltAlamastPemilastonAlegysalPermirolast potassium

Show all synonyms

9-Methyl-3-(1H-tetrazol-5-yl)-4H-pyrido(1,2-a)pyrimidin-4-one, potassium salt4H-Pyrido(1,2-a)pyrimidin-4-one, 9-methyl-3-(1H-tetrazol-5-yl)-, potassium salt9-Methyl-3-(1H-tetrazol-5-yl)-4H-pyrido[1,2-a]pyrimidin-4-one, potassium salt

External Identifiers

EC NUMBER: 694-774-2DSSTOX SUBSTANCE ID: DTXSID7046623CHEMBL ID: CHEMBL1201050UNII: 497A17OUUEKEGG ID: D01088NCI THESAURUS CODE: C47654PUBCHEM CID: 443866

Literature & Patent References

DOI 10.1101/2020.04.03.023846In vitro screening of a FDA approved chemical library reveals potential inhibitors of SARS-CoV-2 replication DOI 10.21203/rs.3.rs-23951/v1Identification of inhibitors of SARS-CoV-2 in-vitro cellular toxicity in human (Caco-2) cells using a large scale drug repurposing collection DOI 10.6019/CHEMBL4495564Identification of inhibitors of SARS-Cov2 M-Pro enzymatic activity using a small molecule repurposing screen DOI 10.6019/CHEMBL4495565Cytopathic SARS-Cov2 screening on VERO-E6 cells in a large repurposing effort DOI 10.1093/toxsci/kft176A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.PMID 23956101A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.

Documentation & Compliance Facts

Compliance Facts

Signal word: Warning

Supplier SDS reference cue; confirm supplier documentation before use.

Hazard statements: H302, H361, H362

Supplier SDS hazard code reference; confirm full text in supplier documentation.

Precautionary statements: P501, P263, P260, P270, P202, P201, P264, P280, P308+P313, P301+P312+P330, P405

Supplier SDS precautionary code reference; confirm full text in supplier documentation.

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

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

Text Reference Cues

Additional text reference cues are not available for this catalog entry.

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

Catalog navigation

Linked by recorded structural or research relationships, not interchangeable products. Check the exact CAS, specification and availability on the linked product page.

Procurement notes

Sourcing context and documentation notes

Show details

MolGraph uses public price and availability evidence as a starting point, then confirms current stock, quotation, COA/SDS, lot specification, lead time, and shipment documentation before final acceptance.

Package and specification

Use the quote panel for visible public options. Additional quantities or specifications can be reviewed by RFQ.

Final lot confirmation

Purity, lot identity, and batch-specific documentation are confirmed before procurement decisions.

Supply documentation

Supplier-issued COA and SDS can be requested before handling, storage, shipment, or procurement decisions.

Quotation review

Final quote depends on quantity, lead time, destination, and supplier confirmation.

Procurement questions

Is CAS 100299-08-9 in stock?

Pemirolast Potassium is in stock. Estimated delivery: 5–9 business days. Submit an RFQ to confirm final price, lot specification, documentation, and destination-specific shipping terms.

How is the final price confirmed?

The page shows a public reference price in the quote panel. Submit an RFQ to confirm current price, quantity breaks, lead time, and destination-specific shipping requirements.

Can MolGraph provide COA or SDS for CAS 100299-08-9?

Yes. Supplier-issued COA and SDS can be requested during the RFQ workflow. Lot-specific documents depend on supplier and batch confirmation.