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6-Methyl coumarin (CAS#92-48-8)

Ngwongwo kemịkalụ:

Usoro ihe omimi C10H8O2
Molar Mass 160.17
Njupụta 1.0924 (atụmatụ siri ike)
Ebe Na-agbaze 73-76 Celsius C (ọkụ)
Ebe Boling 303 Celsius C/725 mmHg (ọkụ)
Ebe mgbari 303°C/725mm
Nọmba JECFA 1172
Solubility Soluble na ethanol, ether na benzene
Ọdịdị White crystalline ntụ ntụ
Agba Ọcha ka ọ fọrọ nke nta ka ọ bụrụ ọcha
BRN 4222
Ọnọdụ Nchekwa Emechiri ya na nkụ, Okpomọkụ ụlọ
Ntụgharị uche 1.5300 (atụmatụ)
MDL MFCD00006875
Njirimara anụ ahụ na kemịkalụ White crystalline siri ike. O nwere aki oyibo ka ụtọ. Ebe esi esi 303 ℃ (99.66kPa), ebe mgbaze 73 ~ 76 ℃, ebe ọkụ ọkụ 67.2 ℃. Soluble na benzene, ethanol na-ekpo ọkụ na mmanụ na-adịghị agbanwe agbanwe, ọ na-esiri ike na mmiri ọkụ.
Jiri Eji mee ihe dị ka ose

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xn - na-emerụ ahụ
Koodu ihe egwu R22 - na-emerụ ma ọ bụrụ na iloro ya
R42/43 - nwere ike ịkpata uche site na iku ume na kọntaktị anụ ahụ.
Nkọwapụta nchekwa S22 - Ekula uzuzu.
S36/37 - Yiri uwe nchebe kwesịrị ekwesị na uwe aka.
S45 - Ọ bụrụ na ihe mberede ma ọ bụ ọ bụrụ na ahụ adịghị gị mma, chọọ ndụmọdụ ahụike ozugbo (gosi akara ahụ mgbe ọ bụla enwere ike.)
WGK Germany 3
RTECS GN7792000
TSCA Ee
Koodu HS 29321900
Nsi Oke ọnụ ahịa ọnụ LD50 dị na oke ka akọọrọ na ọ bụ 1.68 g/kg (1.43-1.93 g/kg) (Moreno, 1973). Oke LD50 dermal uru na oke bekee gafere 5 g/kg (Moreno, 1973).

 

Okwu mmalite

6-Methylcoumarin bụ ngwakọta organic. Ọ bụ kristal na-enweghị agba nke nwere uto mkpụrụ osisi na-esi ísì ụtọ. Ihe na-esonụ bụ mmalite nke ụfọdụ njirimara, ojiji, ụzọ nkwadebe na ozi nchekwa nke 6-methylcoumarin:

 

Ogo:

- Ọdịdị: kristal siri ike na-enweghị agba

- Ọnọdụ nchekwa: Ọ bụ ihe amamihe dị na ya ịchekwa n'ebe dị jụụ, nke kpọrọ nkụ, pụọ na ìhè anyanwụ kpọmkwem na oke okpomọkụ.

 

Jiri:

 

Usoro:

Enwere ụzọ dị iche iche isi kwadebe 6-methylcoumarin, nke a bụ otu n'ime ụzọ sịntetịt a na-ahụkarị:

Coumarin na-emeghachi omume na acetic anhydride iji mepụta ethyl vanillin.

Coumarin acetate na-emeghachi omume na methanol iji mepụta 6-methylcoumarin n'okpuru ọrụ alkali.

 

Ozi nchekwa:

A na-ahụta 6-Methylcoumarin dị mma n'okpuru ojiji nkịtị

- Zere mmetụ anya na akpụkpọ ahụ, ma were ọtụtụ mmiri sachaa ozugbo ma ọ bụrụ na emetụ ya aka n'amaghị ama.

- Zere ikuru uzuzu ma ọ bụ vapors ma yikwasị akụrụngwa nchedo onwe onye dị ka ihe mkpuchi na uwe mgbe ị na-arụ ọrụ.

- Adịla eri ma debe ebe ụmụ ọhụrụ na anụ ụlọ ga-eru. Ọ bụrụ na etinyere ya na mberede, chọọ nlekọta ahụike ozugbo.

 


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