3,4-Dihydrocoumarin (CAS#119-84-6)
| Akara egwu | Xn - na-emerụ ahụ |
| Koodu ihe egwu | R22 - na-emerụ ma ọ bụrụ na iloro ya R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ. |
| Nkọwapụta nchekwa | S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike. S36 - Yiri uwe nchebe kwesịrị ekwesị. |
| WGK Germany | 3 |
| RTECS | MW 5775000 |
| TSCA | Ee |
| Koodu HS | 29322980 |
| Nsi | Akọpụtara oke ọnụ ọnụ LD50 uru na oke dị ka 1.65 g/kg (1.47-1.83 g/kg) (Moreno, 1972a). Akọwara uru LD50 dị oke njọ na oke bekee dị ka> 5 g/kg (Moreno, 1972b). |
Okwu mmalite
Dihydrovanillin. Ihe na-esonụ bụ mmalite nke njirimara, ojiji, ụzọ nkwadebe na ozi nchekwa nke dihydrovanillin:
Ogo:
- Ọdịdị: Dihydrovanillin enweghị agba na kristal na-acha odo odo.
- Solubility: Soluble na organic solvents na ubé solubility na mmiri.
-isi: nwere isi ilu na-atọ ụtọ, dị ka vanilla ma ọ bụ toast.
Jiri:
Usoro:
Nkwadebe nke dihydrovanillin na-enwetakarị site na mmeghachi omume condensation phenolic. Usoro ndị a kapịrị ọnụ gụnyere mmeghachi omume nke benzaldehyde na acetic anhydride catalyzed site na alkali na kpo oku n'okpuru ọnọdụ kwesịrị ekwesị iji mepụta dihydrovanillin.
Ozi nchekwa:
- A na-ewerekarị Dihydrovanillin dị ka ogige dị nchebe, mana ọ nwere ike ibute mmeghachi ahụ nfụkasị na ụfọdụ ndị mmadụ.
- Maka mmụba dị elu nke dihydrovanillin, kọntaktị na akpụkpọ ahụ nwere ike ịkpasu iwe. Akpachara anya kwesịrị ekwesị dị ka uwe aka, goggles, wdg, kwesịrị iyi mgbe ị na-ejizi ogige ahụ.
- N'oge nchekwa na ojiji, kọntaktị na ndị ọrụ oxidizing siri ike ma ọ bụ ihe ndị na-ere ọkụ kwesịrị izere iji zere ihe mberede.
