English Safety Data Sheet Database 中文版 MSDS

ethyl isocyanoacetate

CAS No. 2999-46-4 | PubChem CID 533707
Section 1. Identification
Chemical Nameethyl isocyanoacetate CAS No.2999-46-4
Synonymssocyanoacetic acid ethyl ester Chinese Name异氰基乙酸乙酯
Molecular FormulaC5H7NO2 Molecular Weight113.1153
UN No. Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word DANGER
Pictograms GHS06 · Acute Toxic GHS07 · Irritant
Hazard Statements H302H311H312H315H319H332H335
Precautionary Statements P261P262P264P264+P265P270P271P280P301+P317P302+P352P304+P340P305+P351+P338P316P317P319P321P330P332+P317P337+P317P361+P364P362+P364P403+P233P405P501
Contents
Section 2Hazards Identification

Section 2. Hazards Identification

This chemical does not meet GHS hazard criteria for 1.8% (1 of 55) of reports.

H302 (89.1%): Harmful if swallowed [Warning Acute toxicity, oral]

H311 (10.9%): Toxic in contact with skin [Danger Acute toxicity, dermal]

H312 (12.7%): Harmful in contact with skin [Warning Acute toxicity, dermal]

H315 (21.8%): Causes skin irritation [Warning Skin corrosion/irritation]

H319 (21.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

H332 (89.1%): Harmful if inhaled [Warning Acute toxicity, inhalation]

H335 (20%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

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, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 55 reports by companies from 11 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Reported as not meeting GHS hazard criteria per 1 of 55 reports by companies.

There are 10 notifications provided by 54 of 55 reports by companies with hazard statement code(s).

Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Source: PubChem CID 533707 (NIH/NLM, public domain). Retrieved from PubChem, a public-domain chemistry database maintained by the U.S. National Library of Medicine. Last updated: 2026-08-02 10:07:49.
Disclaimer: This information is compiled for reference only and does not replace the manufacturer's official Safety Data Sheet. Always consult the supplier's SDS before handling any chemical.