S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extr… 20780-54-5

Name: S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98%
Brand: Vaqora Chemicals
SKU: VQ-020117

About S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98%

S(-)STYRENE OXIDE [(S)-2-Phenyloxirane] (CAS 20780-54-5) is an ether building block offered by Vaqora Chemicals (Extra Pure grade) with a typical assay of above 98%. Formula C8H8O, molecular weight 120.15 g/mol. Systematically, it is named (2S)-2-phenyloxirane. Common synonyms include (S)-Styrene oxide and S-Phenyloxirane.

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 5 g and 25 g packs, S(-)STYRENE OXIDE [(S)-2-Phenyloxirane] is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98%
Catalogue No.	VQ-020117
CAS Number	20780-54-5
IUPAC name	(2S)-2-phenyloxirane
Molecular formula	C₈H₈O
Molecular weight	120.15 g/mol
Exact mass	120.0575
Grade	Extra Pure
Purity / assay	>98%
InChIKey	AWMVMTVKBNGEAK-MRVPVSSYSA-N
SMILES	C1[C@@H](O1)C2=CC=CC=C2
PubChem CID	114946

Physical properties
Physical form	Other
LogP (XLogP3)	1.6
H-bond donors / acceptors	0 / 1
TPSA	12.5 Å²
Synonyms	(S)-Styrene oxide, S-Phenyloxirane, S-(Epoxyethyl)benzene, Styrene oxide, (S)-, Benzene, (epoxyethyl)-, (S)-, (S)-2-Phenyloxirane, (S)-(-)-Styrene oxide, Oxirane, 2-phenyl-, (2S)-, (S)-(+)-Styrene oxide, (S)-Phenylethylene oxide, (S)-(+)-Epoxyethylbenzene, Oxirane, phenyl-, (2S)-

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H311Toxic in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H331Toxic if inhaled
H350May cause cancer

Precautionary statements: P203, P261, P262, P264, P264 + P265, P270, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P316, P318, P321, P332 + P317, P337 + P317, P361 + P364, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 20780-54-5

(S)-Styrene oxide

CAS: 20780-54-5
Formula: C₈H₈O
MW: 120.15 g/mol

VQ-047864

Frequently asked questions

What is the CAS number of S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98%?

The CAS Registry Number of S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98% is 20780-54-5. It is also known as (S)-Styrene oxide, S-Phenyloxirane, S-(Epoxyethyl)benzene.

What is the molecular formula and molecular weight of S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98%?

S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98% has the molecular formula C8H8O and a molecular weight of 120.15 g/mol. Its IUPAC name is (2S)-2-phenyloxirane.

Which grade and pack sizes of S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98% can I order?

We supply S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98% in Extra Pure (>98%) grade, in 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98%?

Yes. Every lot of S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98% be shipped internationally?

Yes. S(-)STYRENE OXIDE [(S)-2-Phenyloxirane], extra pure >98% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.