Cyclopropylacetylene Stage-2

Name: Cyclopropylacetylene Stage-2
Brand: Vaqora Chemicals
SKU: VQ-009702

About Cyclopropylacetylene Stage-2

Listed under CAS 2999-46-4, Cyclopropylacetylene Stage-2 is a nitrile building block available from Vaqora Chemicals. With the molecular formula C5H7NO2, it has a molar mass of 113.11 g/mol. Its systematic (IUPAC) name is ethyl 2-isocyanoacetate. Common synonyms include (Ethoxycarbonyl)methyl isonitrile and 2-Ethoxy-2-oxoethyl isocyanide.

Store in a tightly closed container in a cool, dry and well-ventilated place. 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.

We offer Cyclopropylacetylene Stage-2 in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. This item is currently in stock for prompt dispatch. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Cyclopropylacetylene Stage-2
Catalogue No.	VQ-009702
CAS Number	2999-46-4
IUPAC name	ethyl 2-isocyanoacetate
Molecular formula	C₅H₇NO₂
Molecular weight	113.11 g/mol
Exact mass	113.0477
Grade	Reference Standard
InChIKey	FPULFENIJDPZBX-UHFFFAOYSA-N
SMILES	CCOC(=O)C[N+]#[C-]
PubChem CID	533707

Physical properties
Physical form	Other
LogP (XLogP3)	0.4
H-bond donors / acceptors	0 / 3
TPSA	30.7 Å²
Synonyms	(Ethoxycarbonyl)methyl isonitrile, 2-Ethoxy-2-oxoethyl isocyanide, 2-Ethyloxycarbonylmethyl isocyanide, Ethoxycarbonylmethyl isocyanide, Ethyl isocyanoacetate, Ethyl alpha-isocyanoacetate, Isocyanoacetic acid ethyl ester, alpha-Isocyanoacetic acid ethyl ester, Acetic acid, isocyano-, ethyl ester, ethyl-2-isocyanoacetate, Acetic acid, 2-isocyano-, ethyl ester, ethyl iso-cyanoacetate

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H311Toxic in contact with skin
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P262, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P316, P317, P319, P321, P330, 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 2999-46-4

Extra Pure

Cyclopropylacetylene Stage-2, extra pure >97%

CAS: 2999-46-4
Formula: C₅H₇NO₂
MW: 113.11 g/mol

VQ-045863

Frequently asked questions

What is the CAS number of Cyclopropylacetylene Stage-2?

The CAS Registry Number of Cyclopropylacetylene Stage-2 is 2999-46-4. It is also known as (Ethoxycarbonyl)methyl isonitrile, 2-Ethoxy-2-oxoethyl isocyanide, 2-Ethyloxycarbonylmethyl isocyanide.

What is the molecular formula and molecular weight of Cyclopropylacetylene Stage-2?

Cyclopropylacetylene Stage-2 has the molecular formula C5H7NO2 and a molecular weight of 113.11 g/mol. Its IUPAC name is ethyl 2-isocyanoacetate.

Which grade and pack sizes of Cyclopropylacetylene Stage-2 can I order?

We supply Cyclopropylacetylene Stage-2 in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cyclopropylacetylene Stage-2?

Yes. Every lot of Cyclopropylacetylene Stage-2 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 Cyclopropylacetylene Stage-2 be shipped internationally?

Yes. Cyclopropylacetylene Stage-2 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.