Methotrexate α-tert-butyl ester - ≥96% , CAS No.79640-70-3

CAS: 79640-70-3 Cat. No.: M649379 Summenformel: C24H30N8O5 Molekulargewicht: 510.55
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GRADE & PURITY ≥96%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
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Size
Deutschland (EU)
USA*
Price
Qty
5mg
M649379-5mg
Auf Bestellung · 8–12 Wochen
486,71€
10mg
M649379-10mg
Auf Bestellung · 8–12 Wochen
781,75€
Enter a quantity for the sizes you want to add.
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Why this grade

≥96% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Übersicht

Methotrexate α-tert-butyl ester, capped by OtBu, significantly reduces tumor growth in HT1080 tumor bearing mice. Methotrexate is an antimetabolite and antifolate agent and is also an immunosuppressant and antineoplastic agent.

In Vitro

OtBu-MTX-PVG is less HT1080 than MTX-PVG against HT1080 cells. It shows that protection of the α-carboxyl group of MTX results in reduced in vitro activity. MCE has not independently confirmed the accuracy of these methods. They are for reference only.

In Vivo

Lys-MTXcleavable- (OtBu) significantly reduces tumor growth in HT1080 tumor bearing mice . The protection of the α-carboxyl group of methotrexate may be used to improve the circulatory half-life and reduce the liver accumulation of similar MTX-conjugated dendrimers, while still retaining antitumor activity in vivo . MCE has not independently confirmed the accuracy of these methods. They are for reference only. Animal Model: Female, Balb/c nu/nu, 6 weeks (bearing HT1080 cells) Dosage: 30 mg/kg Administration: Once per week for 2 weeks Result: Showed a significant (63%) reduction in tumor size on day 12.

Form:Solid

Specifications

Spezifikationen & Reinheit
≥96%
Biochemische und physiologische Mechanismen
Methotrexate α-tert-butyl ester, capped by OtBu, significantly reduces tumor growth in HT1080 tumor bearing mice. Methotrexate is an antimetabolite and antifolate agent and is also an immunosuppressant and antineoplastic agent.
Storage
Store at -20°C
Verschickt in
Ice chest + Ice pads
Dieses Produkt erfordert Kühlkettenversand. Grundversand und andere Economy-Optionen sind nicht verfügbar.
Aktionsart
INHIBITOR
Reinheit
≥96%
Namen und Kennungen
Molekulargewicht
510.55

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Lösungsrechner
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Häufig gestellte Fragen

What is the purity of this product?
This product is supplied at ≥96% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at ?20 °C. Freezer storage is required to maintain the specified shelf life.
How is this product shipped?
This product ships in an insulated container with ice pads. Unpack on arrival and transfer it to the storage condition stated above.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 79640-70-3, the molecular formula is C24H30N8O5, and the molecular weight is 510.55 g/mol.
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.

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