L-Triptofan

Eruvchanlik nuqtasi

289-290 °C (dec.)(lit.)

Alpha

-31.1 º (c=1, H20)

Qaynash nuqtasi

342.72°C (rough estimate)

Zichlik

1.34

Yuk zichligi

400kg/m3

Sinish ko‘rsatkichi

-32 ° (C=1, H2O)

Saqlash harorati

2-8°C

Eruvchanlik

20% NH3: 0.1 g/mL at 20 °C, clear, colorless

Shakli

Chang

Pka

2.46(at 25℃)

Rang

Oqdan sarg‘ish-oq ranggacha

pH

5.5-7.0 (10g/l, H2O, 20℃)

Hid

oq kristall yoki kristall hidsiz kukun, biroz achchiq ta’m

Biologik manbasi

Hayvon kelib chiqishsiz

Optik aylanish

[α]20/D 31.5±1°, c = 1% in H2O

Suvda eruvchanligi

11.4 g/L (25 ºC)

Merck

14,9797

BRN

86197

Barqarorlik

Barqaror. Kuchli kislotalar, kuchli oksidlovchi moddalar bilan mos kelmaydi.

InChIKey

QIVBCDIJIAJPQS-VIFPVBQESA-N

LogP

0.704 (est)

CAS DataBase Reference

73-22-3(CAS DataBase Reference)

NIST Chemistry Reference

L-Tryptophan(73-22-3)

EPA moddalar reyestri tizimi

L-Tryptophan (73-22-3)

Yutilish

cut-off at 326nm in 0.5 M HCl at 0.5M

Xavf kodlari

Xi

Xavf bayonotlari

33-40-62-41-37/38-36/37/38-22

Xavfsizlik bayonotlari

24/25-36/37/39-36-26

WGK Germany

2

RTECS

YN6130000

F

8

TSCA

Ha

HS Code

29339990

Xavfli moddalar ma’lumotlari

73-22-3(Hazardous Substances Data)

Toksiklik

LD508mmol / kg (rat, intraperitoneal injection). It is safe when used in food (FDA, §172.320, 2000).