PEAK E
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- $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
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
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
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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.More related product prices
(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione Piperonyl aldehyde BENZHYDRYL 6,6-DIHYDROPENICILLIC ACID 1-OXIDE[TAZOBACTAM INTERMEDIATE] (1S,3S)-1-(1,3-Benzodioxol-5-yl)-2-(2-chloroacetyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic Acid Methyl Ester (1R,3R)-9H-PYRIDO[3,4-B]INDOLE-3-CARBOXYLIC ACID, 1,2,3,4-TETRAHYDRO-1-(3,4-METHYLENEDIOXYPH ENYL), METHYL ESTER, HYDROCHLORIDE (1S,3R)-1-Benzo[1,3]dioxol-5-yl-2-(2-chloro-acetyl)-2,3,4,9-tetrahydro-1H-b-carboline-3-carboxylic Acid Methyl Ester (1R,3S)-1-(1,3-Benzodioxol-5-yl)-2-(2-chloroacetyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic Acid Methyl Ester 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-bromo-3,3-dimethyl-7-oxo-, diphenylmethyl ester, 4-oxide, (2S,5R,6S)- cis-Tadalafil (1S,3R)-Methyl-1,2,3,4-tetrahydro-1-(3,4-Methylenedioxyphenyl)-9H-pyrido[3,4-b]indole-3-carboxylate cis-ent-Tadalafil ent-Tadalafil 27738-46-1 2,3,4,9-TETRAHYDRO-1H-BETA-CARBOLINE-3-CARBOXYLIC ACID 5470-37-1 L-KYNURENINE Dioxindolyl-L-alanine 4-(Ethylaminomethyl)pyridine 57322-50-6 TropicamideRelated product price
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