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ChemicalBook >> CAS DataBase List >> D-Cystine

D-Cystine

D-Cystine price.
  • $5 - $792.06
  • Product name: D-Cystine
  • CAS: 349-46-2
  • MF: C6H12N2O4S2
  • MW: 240.3
  • EINECS:206-486-2
  • MDL Number:MFCD00002610
  • Synonyms:D(+)-3,3'-DITHIOBIS(2-AMINOPROPANOIC ACID);D(+)-CYSTINE;D-CYSTINE;(H-D-CYS-OH)2;H-D-CYSTINE;(S,S)-3,3'-DITHIOBIS(2-AMINOPROPIONIC ACID);H-D-(Cys)_2-OH~(+)-3,3-Dithiobis(2-aminopropionic acid);D-CYSTINE CRYSTALLINE
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  • Acrotein
  • Activate Scientific
  • AK Scientific
  • Alfa Aesar
  • Ambeed
  • American Custom Chemicals Corporation
  • Biosynth Carbosynth
  • Chemenu
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  • ChemScene
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  • 250mg
  • 500mg
  • 1g
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  • ManufacturerAcrotein
  • Product numberNA-0069
  • Product descriptionD-Cystine 97%
  • Packaging100g
  • Price$176.55
  • Updated2021-12-16
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS41680
  • Product descriptionD-Cystine 98%
  • Packaging1g
  • Price$25
  • Updated2021-12-16
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS41680
  • Product descriptionD-Cystine 98%
  • Packaging5G
  • Price$39
  • Updated2021-12-16
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS41680
  • Product descriptionD-Cystine 98%
  • Packaging25g
  • Price$104
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberI635
  • Product descriptionD-Cystine
  • Packaging100g
  • Price$100
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL13772
  • Product descriptionD-Cystine, 98%
  • Packaging1g
  • Price$89.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL13772
  • Product descriptionD-Cystine, 98%
  • Packaging5g
  • Price$303.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAmbeed
  • Product numberA227300
  • Product descriptionD-Cystine 98+%
  • Packaging250mg
  • Price$5
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA227300
  • Product descriptionD-Cystine 98+%
  • Packaging1g
  • Price$7
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA227300
  • Product descriptionD-Cystine 98+%
  • Packaging5g
  • Price$10
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA227300
  • Product descriptionD-Cystine 98+%
  • Packaging25g
  • Price$41
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA227300
  • Product descriptionD-Cystine 98+%
  • Packaging100g
  • Price$132
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA227300
  • Product descriptionD-Cystine 98+%
  • Packaging500g
  • Price$483
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAAA0001046
  • Product descriptionD-CYSTINE 95.00%
  • Packaging1G
  • Price$141.75
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFC40895
  • Product descriptionD-Cystine
  • Packaging2g
  • Price$109.9
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFC40895
  • Product descriptionD-Cystine
  • Packaging5G
  • Price$175.8
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Acrotein NA-0069 D-Cystine 97% 100g $176.55 2021-12-16 Buy
Activate Scientific AS41680 D-Cystine 98% 1g $25 2021-12-16 Buy
Activate Scientific AS41680 D-Cystine 98% 5G $39 2021-12-16 Buy
Activate Scientific AS41680 D-Cystine 98% 25g $104 2021-12-16 Buy
AK Scientific I635 D-Cystine 100g $100 2021-12-16 Buy
Alfa Aesar L13772 D-Cystine, 98% 1g $89.65 2024-03-01 Buy
Alfa Aesar L13772 D-Cystine, 98% 5g $303.65 2024-03-01 Buy
Ambeed A227300 D-Cystine 98+% 250mg $5 2021-12-16 Buy
Ambeed A227300 D-Cystine 98+% 1g $7 2021-12-16 Buy
Ambeed A227300 D-Cystine 98+% 5g $10 2021-12-16 Buy
Ambeed A227300 D-Cystine 98+% 25g $41 2021-12-16 Buy
Ambeed A227300 D-Cystine 98+% 100g $132 2021-12-16 Buy
Ambeed A227300 D-Cystine 98+% 500g $483 2021-12-16 Buy
American Custom Chemicals Corporation AAA0001046 D-CYSTINE 95.00% 1G $141.75 2021-12-16 Buy
Biosynth Carbosynth FC40895 D-Cystine 2g $109.9 2021-12-16 Buy
Biosynth Carbosynth FC40895 D-Cystine 5G $175.8 2021-12-16 Buy

Properties

Melting point :265 °C (dec.) (lit.)
Boiling point :468.2±45.0 °C(Predicted)
alpha :214 º (c=1, 1 N HCl)
Density :1.358 (estimate)
refractive index :1.6000 (estimate)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :Aqueous Acid (Slightly), Aqueous Base (Slightly)
pka :1.70±0.10(Predicted)
form :Fine Crystalline Powder
color :White
optical activity :[α]20/D +212°, c = 1 in 1 M HCl
Water Solubility :0.057 g/L (25 ºC)
Merck :14,2782
BRN :1728093
InChIKey :LEVWYRKDKASIDU-QWWZWVQMSA-N
LogP :1.230 (est)
CAS DataBase Reference :349-46-2(CAS DataBase Reference)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

D-cystine is a thiol-containing non-essential amino acid that is oxidized to form CYSTINE.

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