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cysteine(24 products available)
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L-Cysteine

  • CAS:52-90-4
  • MF:C3H7NO2S
  • MW:121.16
  • EINECS:200-158-2
Melting point::
240 °C (dec.) (lit.)
Boiling point::
293.9±35.0 °C(Predicted)
alpha :
8.75 º (c=12, 2N HCl)
Density :
1.197 (estimate)
refractive index :
8.8 ° (C=8, 1mol/L HCl)
FEMA :
3263 | L-CYSTEINE
storage temp. :
Store below +30°C.
solubility :
H2O: 25 mg/mL
appearance:
white crystals or powder
form :
Solid
pka:
1.92(at 25℃)
color :
White
PH:
4.5-5.5 (100g/l, H2O, 20℃)
Odor:
sulfury
optical activity:
Optical rotation: +8° to +9° (c = 5, 1 N HCl, 20°C).
Water Solubility :
280 g/L (25 ºC)
Sensitive :
Air Sensitive
λmax:
λ: 260 nm Amax: 1.5
λ: 280 nm Amax: 0.2
Merck :
14,2781
JECFA Number:
1419
BRN :
1721408
Stability::
Stability Stable, but may be air sensitive. Incompatible with oxidizing agents, bases.
Symbol(GHS) 

GHS07
Signal word 
Warning
Hazard statements 
H302
Precautionary statements 
P264-P270-P301+P312a-P330-P501a
More Chemical Properties

ACETYLCYSTEINE EP IMPURITY B / L-CYSTEINE    52-90-4

Manufacturer
Note:Purity: 90 % Above | Package: 25 mg, 100 mg, 250 mg, 500 mg and 1.0 gm
2Y Gujarat
Phone: +91-8140031133
Tel: +91-8140031133
Whatsapp: +91- 8140031133
Product catalog: 1525
Inquiry

L-Cysteine   52-90-4

Reagent
New Delhi
Tel: 91-22-22815218
Product catalog: 288
Inquiry

L-Cysteine   52-90-4

Trader
Hyderabad
Phone: 91-9177376677
Whatsapp: 91-9177376677
Product catalog: 125
Inquiry

L-Cysteine   52-90-4

Trader
Karnataka
Phone: 91-9513681002
Tel: 91-80-26742928
Whatsapp: 91-9513681002
Product catalog: 36
Inquiry

L-Cysteine   52-90-4

Trader
Maharashtra
Phone: 91-9820165799
Tel: 91-22-66103648
Whatsapp: 91-9820165799
Web:
Product catalog: 40
Inquiry

L-Cysteine   52-90-4

Trader
Andhra Pradesh
Phone: 91-9866122393
Whatsapp: 91-9866122393
Web:
Product catalog: 1636
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L-Cysteine   52-90-4

Trader
Gujarat
Phone: 91-9033667967
Whatsapp: 91-9033667967
Product catalog: 301
Inquiry

L-Cysteine   52-90-4

Reagent
Mumbai
Tel: 91-22-40668111
Product catalog: 737
Inquiry