page_banner

hua

(S)-(-)-1 2-Diaminopropane dihydrochloride(CAS# 19777-66-3)

Āhuatanga matū:

Tātai rāpoi C3H12Cl2N2
Molar Mass 147.05
Te Whakarewa 238-243°C
Piro Pouri 215.8°C i te 760 mmHg
Hurihuri motuhake(α) -4º (c=20 i H2O)
Tohu Kohiko 84.3°C
Wairewa wai Wairewa ki te wai
Kohu Kohu 0.12mmHg i te 25°C
Te ahua paura ki te karaihe
Tae Mā ki Tata mā
BRN 5740936
Tikanga Rokiroki Te hau hau, Te Pamahana rūma

Taipitopito Hua

Tohu Hua

Morearea me te Haumaru

Waehere Morearea R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
R23/24/25 – He paitini ma te horomia, ka pa ki te kiri me te horomia.
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S36 – Mau kakahu whakamarumaru tika.
S45 – Ki te puta he aitua, ki te kore ranei koe e pai, rapu wawe i nga tohutohu hauora (whakaatuhia te tapanga ina taea.)
S36/37/39 – Mau kakahu whakamarumaru tika, karapu me te whakamarumaru kanohi/kanohi.
WGK Tiamana 3
FLUKA BRAND F CODES 10-21
Waehere HS 29212900

 

 

 

(S)-(-)-1 2-Diaminopropane dihydrochloride(CAS# 19777-66-3) Nga korero

Tirohanga (S)-(-)-diaminopropane dihydrochloride ka taea te whakamahi hei takawaenga whakahiato rongoa, penei i te whakaritenga o Dexrazoxane, ko te enantiomer dextrorotatory o te razoxane tarukino antitumor. Mo nga raau taero tiaki ngakau, haumanu mo te Aukati i nga raau taero anticancer anthracycline na te paitini o te ngakau me te reukemia i roto i nga tamariki na te chemotherapy na te kino o te ngakau, he maha nga wa hei awhina i te maimoatanga o te mate pukupuku.
Whakamahi (S)-(-)-diaminopropane Ko te Dihydrochloride he takawaenga pararopi, ka taea te whakarite ma te urupare D-(-)-tartaric acid me te propylenediamine.
Kua whakamahia te diamine i roto i te whakahiato o nga pūhui imidazoline chiral
whakarite te whakarite i te (S)-(-)-diaminopropane dihydrochloride: tāpirihia te 30.0gD-(-)-waikawa tartaric me te 8.0 ml wai me te g(±)-1, 2-propanediamine i roto i te ipu tauhohenga, whakaohokia kia memeha, whakamatao, taapiri Ma te maturuturunga iho, ka hiki te pāmahana ki te reflux mo te 2 haora me te whakaohooho. Ka mutu te whakakorikori, ka piki ake te mahana ki te 80 ° C. Mo te 1 haora. Ka mutu, ka whakahekehia te pāmahana ki te pāmahana rūma, ka tātarihia te momi, ka whakamarokehia kia whiwhi 16.1g o (S)-1, 2-propanediamine ditartrate. Tāpirihia te 16.1g o (S)-1, 2-propanediamine ditartrate me te wai ki te ipu hohenga, memeha me te whakamahana, katahi ka tapirihia he otinga o te 7.43g o te pāhare pāporo pūhaumāota me te 20ml wai, i whakaohokia te ranunga ki te 70 °c. mo te 2 haora. I muri i te whakamatao, ka tukuna te pouaka whakamātao kia tu mo te tioata. I tātarihia te filtrate ki te momi ka whakamaroke ki te maroke i raro i te pehanga iti kia hoatu te 84% G o te totoka kowhai (3), te tuku 4.02,[α]20D =-°(C = 1%,H2O).

  • Tōmua:
  • Panuku:

  • Tuhia to korero ki konei ka tukuna mai ki a matou