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109-99-9

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Keyword:'109-99-9'
Showing 1-6 of 6 results for "109-99-9" within Products
All Photos(23)

Synonym(s): Butylene oxide, Oxolane, Tetramethylene oxide, Tetrahydrofuran
Empirical Formula (Hill Notation): C4H8O
CAS No.:
109-99-9
Molecular Weight:
72.11
EC No.:
203-726-8
Beilstein No.:
102391

  • 34865

    ≥99.9%, suitable for HPLC, inhibitor-free

  • 360589

    ≥99.0%, ACS reagent, contains 200-400 ppm BHT as inhibitor

  • 1.08101

    ≥99.9% (GC), suitable for HPLC, LiChrosolv®

  • 1.09731

    ≥99.8% (GC), ACS reagent, reag. Ph. Eur., EMSURE®

  • 5.89570

    ≥99.9%, anhydrous, contains 250 ppm BHT as inhibitor

  • 5.89568

    ≥99.9%, anhydrous, inhibitor-free

  • 1.08114

    ≥99% (GC), EMPLURA®

  • 676764

    ≥99.0%, ACS reagent, contains 200-400 ppm BHT as inhibitor

  • 87368-M

    ≥99.9%, ACS reagent, contains ~0.025% 2, 6-di-tert-butyl-4-methylphenol as stabilizer, 250 ppm BHT as inhibitor, suitable for solid phase extraction (SPE), reag. Ph. Eur.

  • 1.07025

    ≥99.5% (GC), EMPARTA® ACS reagent

  • 78445

    analytical standard

  • 1.08110

    ≥99.9% (GC), suitable for UV/Vis spectroscopy, Uvasol®

  • PHR1561

    Pharmaceutical Secondary Standard; Certified Reference Material

  • 178810-M

    ≥99.0%, reagent grade, contains 250 ppm BHT as inhibitor

  • 87369

    ≥99.5%, ≥99.5% (GC), for ion-selective electrodes, contains 250 ppm BHT as inhibitor, Selectophore™

  • 1.08107

    ≥99.9% (GC), suitable for DNA amplification and peptide synthesis (max. 0.005% H₂O)

  • 1.37136

    EMPROVE® ESSENTIAL

  • 900636

    ≥99.9%, anhydrous, inhibitor-free, ZerO2®

All Photos(1)

Residual Solvent Class 2 - Tetrahydrofuran

Synonym(s): Tetrahydrofuran solution
Empirical Formula (Hill Notation): C4H8O
CAS No.:
109-99-9
Molecular Weight:
72.11

  • 1601770

    United States Pharmacopeia (USP) Reference Standard

All Photos(1)

Residual Solvents Mixture - Class IIA

  • PHR1064

    Pharmaceutical Secondary Standard; Certified Reference Material

All Photos(6)

KitAlysis™ High-Throughput Suzuki-Miyaura Cross-Coupling Reaction Screening Kit - Pack of 4

All Photos(1)

Residual Solvents in Packaging Material Mixture 2

  • 48995-U

    certified reference material, 9.09 % (v/v)

All Photos(1)

EPA 524.2 Rev 4 Update Mix

  • 47427-U

    2000 μg/mL in methanol, analytical standard

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