2-Methyl-1-butanethiol (CAS # 1878-18-8)
| Risk Codes | R11 - Cov nplaim hluav taws kub heev R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. R20/21/22 - Ua phem los ntawm kev nqus pa, tiv thaiv daim tawv nqaij thiab yog tias nqos. |
| Kev nyab xeeb piav qhia | S16 - Khaws kom deb ntawm qhov chaw hluav taws xob. S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S33 - Siv cov kev tiv thaiv kev tiv thaiv zoo li qub. S36/37/39 - Hnav cov khaub ncaws tiv thaiv tsim nyog, hnab looj tes thiab tiv thaiv qhov muag / ntsej muag. |
| UN IDs | UN 1111 3/PG 2 |
| WGK Germany | 3 |
| TSCA | Yog lawm |
| HS Code | 29 3090 ,ib |
| Hazard Class | 3 |
| Packing Group | II |
| Toxicity | GRAS (FEMA). |
Taw qhia
2-Methyl-1-butyl mercaptan (tseem hu ua methylbutyl mercaptan) yog ib qho organosulfur compound. Nws muaj cov tsos ntawm cov kua tsis muaj xim lossis cov kua daj daj uas muaj cov ntxhiab tsw ntxhiab tsw. Cov hauv qab no yog kev qhia txog cov khoom, kev siv, kev npaj thiab cov ntaub ntawv kev nyab xeeb ntawm 2-methyl-1-butyl mercaptan:
Zoo:
- 2-Methyl-1-butyl mercaptan yog cov kua uas tsis muaj kuab lom hauv dej tab sis soluble hauv ntau cov kuab tshuaj organic.
- Nws muaj cov ntxhiab tsw ntxhiab tsw, uas yog ib yam ntawm mercaptans.
- Nyob rau hauv chav tsev kub, 2-methyl-1-butyl mercaptan evaporates thiab yog flammable.
Siv:
- 2-Methyl-1-butyl mercaptan yog siv los ua cov tshuaj nruab nrab thiab tuaj yeem siv rau hauv kev sib txuas ntawm lwm cov tebchaw.
Txoj kev:
- 2-Methyl-1-butyl mercaptan tuaj yeem npaj los ntawm cov tshuaj tiv thaiv ntawm butene thiab hydrogen sulfide.
Cov ntaub ntawv kev nyab xeeb:
- 2-Methyl-1-butylmercaptan muaj pungent saj thiab yuav tsum tau zam nyob rau hauv kev sib cuag nrog daim tawv nqaij thiab qhov muag.
- Kev ceev faj kom tsim nyog, xws li hnav hnab looj tes tiv thaiv, tsom iav, thiab khaub ncaws tiv thaiv, yuav tsum tau noj thaum siv lossis tuav 2-methyl-1-butylmercaptan.
- 2-Methyl-1-butyl mercaptan yog flammable thiab yuav tsum tau muab cia kom deb ntawm qhov hluav taws kub thiab cua sov.
- Tsis txhob sib cuag nrog oxidants thiab muaj zog acids thaum lub sij hawm cia thiab tuav kom tsis txhob muaj teeb meem tshuaj.
