(+)-1-(9-Fluorenyl)ethyl chloroformate

About (+)-1-(9-Fluorenyl)ethyl chloroformate

(+)-1-(9-Fluorenyl)ethyl chloroformate is an acylating agent carrying the CAS registry number 107474-79-3. With the molecular formula C16H13ClO2, it has a molar mass of 272.72 g/mol. The IUPAC name is 1-(9H-fluoren-9-yl)ethyl carbonochloridate. Common synonyms include (-)-FLEC®.

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.

Typical applications include organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. SDS and detailed specification sheets can be requested with your quotation. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	(+)-1-(9-Fluorenyl)ethyl chloroformate
Catalogue No.	VQ-032856
CAS Number	107474-79-3
IUPAC name	1-(9H-fluoren-9-yl)ethyl carbonochloridate
Molecular formula	C₁₆H₁₃ClO₂
Molecular weight	272.72 g/mol
Exact mass	272.0604
InChIKey	SFRVOKMRHPQYGE-UHFFFAOYSA-N
SMILES	CC(C1C2=CC=CC=C2C3=CC=CC=C13)OC(=O)Cl
PubChem CID	115102

Physical properties
Physical form	Other
LogP (XLogP3)	4.7
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
Synonyms	(S)-1-(9H-Fluoren-9-yl)ethyl Carbonochloridate, (-)-1-(9H-Fluoren-9-yl)ethyl carbonochloridate, (-)-FLEC®, (+)-1-(9H-Fluoren-9-yl)ethyl carbonochloridate, Carbonochloridic acid, 1-(9H-fluoren-9-yl)ethyl ester, (+)-

Safety & hazard information (GHS)

Corrosive

Signal word: Danger

Hazard statements

H318Causes serious eye damage

Precautionary statements: P264 + P265, P280, P305 + P354 + P338, P317

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

Frequently asked questions

What is the CAS number of (+)-1-(9-Fluorenyl)ethyl chloroformate?

The CAS Registry Number of (+)-1-(9-Fluorenyl)ethyl chloroformate is 107474-79-3. It is also known as (S)-1-(9H-Fluoren-9-yl)ethyl Carbonochloridate, (-)-1-(9H-Fluoren-9-yl)ethyl carbonochloridate, (-)-FLEC®.

What is the molecular formula and molecular weight of (+)-1-(9-Fluorenyl)ethyl chloroformate?

(+)-1-(9-Fluorenyl)ethyl chloroformate has the molecular formula C16H13ClO2 and a molecular weight of 272.72 g/mol. Its IUPAC name is 1-(9H-fluoren-9-yl)ethyl carbonochloridate.

Which grade and pack sizes of (+)-1-(9-Fluorenyl)ethyl chloroformate can I order?

We supply (+)-1-(9-Fluorenyl)ethyl chloroformate, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with (+)-1-(9-Fluorenyl)ethyl chloroformate?

Yes. Every lot of (+)-1-(9-Fluorenyl)ethyl chloroformate 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 (+)-1-(9-Fluorenyl)ethyl chloroformate be shipped internationally?

Yes. (+)-1-(9-Fluorenyl)ethyl chloroformate 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.