Carbamic acid (3-oxocyclobutyl) - 1 1- (CAS # 154748-49-9)

Risk Codes	R52 - Ua phem rau cov kab mob hauv dej R51/53 - Cov tshuaj lom rau cov kab mob hauv dej, tuaj yeem ua rau muaj kev cuam tshuam ntev rau hauv dej hiav txwv. R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij.
Kev nyab xeeb piav qhia	S3/9 - S4 - Cia kom deb ntawm lub tsev nyob. S22 - Tsis txhob nqus plua plav. S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S28 - Tom qab sib cuag nrog daim tawv nqaij, ntxuav tam sim nrog xab npum-suds ntau. S29 - Tsis txhob muab tso rau hauv qhov dej. S35 - Cov khoom no thiab nws lub thawv yuav tsum muab pov tseg rau hauv txoj kev nyab xeeb. S44 -
UN IDs	ib 3077
WGK Germany	3
HS Code	29242990 ib
Hazard Class	IRRITANT

Carbamic acid, (3-oxocyclautyl)-, 1,1-dimethylethyl ester yog cov organic compound nrog cov tshuaj formula C11H21NO3. Cov hauv qab no yog cov lus piav qhia ntawm nws qhov xwm txheej, kev siv, kev npaj thiab cov ntaub ntawv kev nyab xeeb:

1. Siv: - Carbamic acid, (3-oxocycloputyl)-, 1,1-dimethylethyyl ester tuaj yeem siv los ua cov kuab tshuaj thiab cov tshuaj ntxiv, thiab siv dav hauv kev lag luam tsim cov txheej txheej, xim, tshuaj ntxuav tes thiab tshuaj pleev xim.
-Nws kuj tseem siv tau los ua ib qho ntawm cov khoom siv cob, hluavtaws roj hmab thiab cov nplaum.

2. Txoj kev npaj:
- Carbamic acid, (3-oxocycloutyl)-, 1,1-dimethylethyl ester tuaj yeem tau los ntawm reacting tert-butyl ammonia methanol nrog chloroformate.

3. Cov ntaub ntawv kev nyab xeeb:
- Carbamic acid, (3-oxocycloputyl)-, 1,1-dimethylethyl ester yog nplaim taws, thiab nws cov vapors thiab aerosols tuaj yeem ua rau khaus rau qhov muag, tawv nqaij thiab ua pa.
-Tsis txhob nqus cov pa thiab cov tawv nqaij thaum siv.
-Siv yuav tsum xyuam xim rau qhov cua zoo.
-Siv cov khoom tiv thaiv tus kheej tsim nyog, xws li tsom iav, hnab looj tes thiab lub tshuab ua pa.
-Yog muaj khaus lossis tsis xis nyob, txiav siv tam sim ntawd thiab nrhiav kev pab kho mob.
-Thaum khaws cia thiab tuav, thov ua raws li cov txheej txheem kev nyab xeeb, xyuas kom nws nyob deb ntawm qhov hluav taws kub thiab cua sov, thiab tsis txhob sib cuag nrog oxidizing agents.

Thov nco ntsoov tias cov ntaub ntawv saum toj no tsuas yog siv rau kev siv xwb. Thaum siv thiab tuav cov khoom siv no, nco ntsoov ua raws li cov lus qhia kev nyab xeeb thiab cov cai ntawm chav kuaj lossis chaw tsim khoom.