L-Menthol CAS 2216-51-5

CAS:2216-51-5

Tātai rāpoi:C10H20O

Taumaha rāpoi:156.27

EINECS:218-690-9

kupu taurite:(1R-(1-alpha,2-beta,5-alpha))-5-Methyl-2-(1-methylethyl)cyclohexanol; (1r,3r,4s)-(-)-mentho; (1R,3R,4S)-(-)-MENTHOL; (R)-(-)-ChemicalbookMenthol;EmtricitabineTe poke31; NaturalMentholCrystal; L-MengalcoholNaturalmentholMenthol(L); DL-Mentholmentholcrystalextract

Waiho To Karere

Taipitopito Hua

Tikiake

Tohu Hua

He aha te L-Menthol CAS 2216-51-5?

L-Menthol nga kiripiri ahua ngira kore tae me te kakara o te mint. kiato pātahi d1515=0.890, ira whakarewa 41~43 ℃, ira koropupū 216 ℃, 111 ℃ (2.67kPa), te hurihanga whatu motuhake αD Chemicalbook20=-49.3°, taupū whakaata nD20=1.4609. Ka whakarewahia i roto i nga whakarewa waro penei i te waiwaro, te acetone, te etera, te chloroform me te benzene, me te memeha noa ki te wai. He rite tonu nga ahuatanga matū ka taea te whakaeto me te mamaoa.

Whakatakotoranga

Nga Tuemi Whakamatau

Nga Whakaritenga Paerewa

Hua Whakamatau

Te ahua

He karaehe maramara prismatic, karaihe acicular ranei

Kua whai tohu

Te kakara

kakara o Asia natura menthol āhuatanga

Kua whai tohu

ira whakarewa

42℃-44℃

42.2 ℃

Mahinga kore-kore

≤0.05%

0.01%

hurihanga motuhake

-43 °-- -52 °

-49.45 °

Konga Taamaha (Na pb)

≤0.0005%

0.00027%

Wairewa

Tāpirihia he tauira 1g ki te 5ml o te waihā 90%(v/v), ka whiwhi i te otinga tau.

Kua whai tohu

Ihirangi Levo-menthol

95.0％～105.0%

99.2%

Taupānga

1.Ko te Menthol he mea kakara ka whakaaetia kia whakamahia i roto i taku whenua, ka whakamahia te nuinga mo te whakareka i te niho, monamona, me nga inu.
2. Ka taea te whakamahi i te menthol me te racemic menthol hei kai reka mo te toothpaste, hinu kakara, inu me nga rama. Ka whakamahia hei whakaihiihi i roto i te rongoa, e mahi ana i runga i te kiri, i nga kiri mucous ranei, a he mea whakamatao me te antipruritic; ka tangohia ma te waha, ka taea te whakamahi hei carminative mo te mahunga me te mumura o te ihu, pharynx, me te larynx. Ka whakamahia ona hākawa ki nga mea kakara me nga rongoa.
3.Ko te waahanga matua o te hinu pepa. Na tona reka o te mint me te whakamahana, ka whakamahia nuitia ki roto i nga monamona, nga mea whakapaipai me te toothpaste.