Oxacyclic compounds | Thermo Fisher Scientific

3,4-Dihydro-2H-pyran, 99%

Refractive Index: 1.4405 to 1.4425 Melting Point: -70.0°C CAS Min %: 98.5 MDL Number: MFCD00006558.

9-Hydroxyxanthene, 97+%

Beilstein: 17, 129. RTECS Number: ZD5710000. EINECS Number: 201-996-1. TSCA: TSCA.

4-Oxo-4H-1-benzopyran-2-carboxylic acid, 97%

Beilstein: 18, 428. CAS: 4940-39-0. MDL Number: MFCD00006838. Synonym: chromocarb inn:dcf.

Phthalide, 99%

PubChem CID: 6885. Synonym: isobenzofuran-1 3h-one. Melting Point: 70°C to 73°C. Synonym: 1-phthalanone.

Maleic anhydride, 99%, pastilles

Flash Point: 102°C. Synonym: dihydro-2,5-dioxofuran. Melting Point: 52.0°C to 55.0°C Synonym: rcra waste number u147.

Pentadecanolide, 98%

IUPAC Name: oxacyclohexadecan-2-one. CAS: 106-02-5. Molecular Weight (g/mol): 240.387 Solubility Information: Soluble in alcohol,dipropylene glycol. Insoluble in water.

Maleic anhydride, 98+%

Synonym: dihydro-2,5-dioxofuran. Assay Percent Range: ≥98%. Synonym: rcra waste number u147. Melting Point: 52°C to 56°C.

Phthalic Anhydride, 99%

Synonym: isobenzofuran-1,3-dione. Synonym: phthalic anhydride. InChI Key: LGRFSURHDFAFJT-UHFFFAOYSA-N. Boiling Point: 284.0°C

Glycol sulfite, 98%

PubChem CID: 77342. Synonym: 1,2-ethylene sulfite. Synonym: cyclic ethylene sulfite. TSCA: TSCA.

alpha-Naphthoflavone, 97%

CAS Min %: 99.5 MDL Number: MFCD00004985. Assay Percent Range: 99.5% min. (HPLC) TSCA: TSCA.

2-Methylbenzofuran, 96%

InChI Key: GBGPVUAOTCNZPT-UHFFFAOYSA-N. Health Hazard 2: GHS H Statement: . Synonym: methylbenzofuran. Synonym: 2-methyl benzofuran.

Phthalic anhydride, ACS reagent

Percent Purity: 99.0 to 100.2% TSCA: TSCA. Synonym: isobenzofuran-1,3-dione. Synonym: phthalic anhydride.

Flavone, 99+%

PubChem CID: 10680. Synonym: 2-phenyl-4-benzopyron. Molecular Formula: C₁₅H₁₀O₂. Packaging: Glass bottle.

Bis(2-oxo-3-oxazolidinyl)phosphinic chloride, 97%

Synonym: bis 2-oxo-3-oxazolidinyl phosphonic chloride. Synonym: bis 2-oxo-1,3-oxazolidin-3-yl phosphinoyl chloride. Molecular Formula: C6H8ClN2O5P. Health Hazard 3: P260-P264b-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P501c.

Phthalic anhydride, 99%

Chemical Name or Material: Phthalic anhydride. CAS: 85-44-9. Health Hazard 1: H302-H315-H317-H318-H334-H335-H500. Health Hazard 2: GHS H Statement
H334-H318-H302-H335-H315-H317
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
Causes serious eye damage.
Harmful if swallowed.
May cause respiratory irritation.
Causes skin irritation.
May cause an allergic skin reaction.