D-Cystine (CAS # 349-46-2) Aworan ifihan

D-Cystin (CAS# 349-46-2)

Ohun-ini Kemikali:

Molikula agbekalẹ C6H12N2O4S2

Molar Ibi 240.3

iwuwo 1.358 (iro)

Ojuami Iyọ 265°C (oṣu kejila) (tan.)

Ojuami Boling 468.2± 45.0 °C(Asọtẹlẹ)

Yiyi Kan pato (α) 214 º (c=1, 1 N HCl)

Filasi Point 237°C

Omi Solubility 0.057 g/L (25ºC)

Solubility Aqueous Acid (Diẹ), Ipilẹ olomi (Diẹ)

Òru Òru 4.62E-10mmHg ni 25°C

Fi imeeli ranṣẹ si wa

Alaye ọja

ọja Tags

Ohun elo

Pataki elegbogi agbedemeji, igbaradi ti yellow amino acid roba ipalemo tabi idapo, dyeing òjíṣẹ, Kosimetik, ifunwara additives, girisi antioxidants, bbl Tun lo ninu eru irin antidote, jedojedo ati awọn miiran oloro.O ni o ni agbara lati se igbelaruge awọn redox ti ara ẹyin, mu funfun ẹjẹ ẹyin lati se awọn idagbasoke ti pathogenic kokoro arun, din aisan lukimia, iṣọn-alọ ọkan arun, se fatty ẹdọ cirrhosis, igbelaruge irun idagbasoke ati ki o se ara ti ogbo, sugbon tun typhoid dysentery, aarun ayọkẹlẹ. , ati bẹbẹ lọ, ikọ-fèé, neuralgia, àléfọ ati Orisirisi awọn arun oloro.

Sipesifikesonu

Irisi Fine Crystalline Powder
Awọ Funfun
Merck 14,2782
BRN 1728093
pKa 1.70± 0.10 (Asọtẹlẹ)
Ipo Ibi ipamọ Tọju ni aaye dudu, bugbamu ti ko ni agbara, iwọn otutu yara
Atọka Refractive 1.6000 (iṣiro)
MDL MFCD00002610

Aabo

Awọn koodu Ewu R36/37/38 - Irritating si oju, eto atẹgun ati awọ ara.
R22 - ipalara ti o ba gbe
Apejuwe Aabo S22 - Maṣe simi eruku.
S24/25 - Yago fun olubasọrọ pẹlu ara ati oju.
S37/39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S36 - Wọ aṣọ aabo to dara.
WGK Germany 3
HS koodu 29309013