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ChemicalBook >> CAS DataBase List >> PEAK E

PEAK E

PEAK E price.
  • $153 - $1440
  • Product name: PEAK E
  • CAS: 132685-02-0
  • MF: C24H26N4O4
  • MW: 434.49
  • EINECS:
  • MDL Number:MFCD00132891
  • Synonyms:1,1'-ETHYLIDENE-BIS(L-TRYPTOPHAN);1,1'-ETHYLIDENE-BIS(L-TRYTOPHAN);PEAK E;CONTAMINANT 97;Tryptophan Related Compound A (15 mg) (1,1'-ethylidene-bis-(L-tryptophan));Tryptophan Related CoMpound A;Tadalafil Impurity 50 DiHCl;L-Tryptophan,1,1'-ethylidenebis
Price4 Properties Safety Information Description
4 prices
Selected condition：
Brand
  • Sigma-Aldrich
  • TRC
Package
  • 15mg
  • 25mg
  • 30MG
  • 2ea
  • ManufacturerSigma-Aldrich
  • Product numberE2205500
  • Product description1,1′-Ethylidenebistryptophan
  • Packaging2ea
  • Price$153
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberPHR2602
  • Product descriptionTryptophan Related Compound A Pharmaceutical Secondary Standard; Certified Reference Material
  • Packaging30MG
  • Price$602
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number1700512
  • Product description1,1′-Ethylidenebistryptophan
  • Packaging15mg
  • Price$1440
  • Updated2024-03-01
  • Buy
  • ManufacturerTRC
  • Product numberE919880
  • Product description1,1’-Ethylidenebis[L-tryptophan]
  • Packaging25mg
  • Price$180
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich E2205500 1,1′-Ethylidenebistryptophan 2ea $153 2024-03-01 Buy
Sigma-Aldrich PHR2602 Tryptophan Related Compound A Pharmaceutical Secondary Standard; Certified Reference Material 30MG $602 2024-03-01 Buy
Sigma-Aldrich 1700512 1,1′-Ethylidenebistryptophan 15mg $1440 2024-03-01 Buy
TRC E919880 1,1’-Ethylidenebis[L-tryptophan] 25mg $180 2021-12-16 Buy

Properties

Melting point :>210°C (dec.)
Boiling point :718.5±60.0 °C(Predicted)
Density :1.41±0.1 g/cm3(Predicted)
storage temp. :0-6°C
solubility :Aqueous Base (Slightly)
pka :1.95±0.10(Predicted)
color :Pale Beige to Brown
Stability :Decomposes under acidic condition, Hygroscopic

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.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
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.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P321 Specific treatment (see … on this label).
P330 Rinse mouth.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

1,1’-Ethylidenebis[L-tryptophan] is a L-tryptophan (T947210) contaminant found in the peripheral blood mononuclear cells from patients with functional somatic syndromes.

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