L-Phenyalanine 63-91-2
ISO COA 8 Inquiries
63-91-2
Pharmaceutical Grade
99%
Shanghai
Zentrachem
25kgs in drum
2025-10-30
pharmaceutical intermediates,excipients,plant extracts,food additives,CDMO,fine cheimcals
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Product Description
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Seller Information
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Inquiry History
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DescriptionCertificatesBasic Info
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Product Name:
L-Phenylalanine
Other Name:L-Phenylalanine;Alanine,phenyl-,L-;(S)-α-Aminohydrocinnamic acid;(S)-α-Amino-β-phenylpropionic acid;Phenylalanine;β-Phenyl-L-alanine;β-Phenyl-α-alanine;Antibiotic FN 1636;Benzenepropanoic acid,α-amino-,(S)-;Phenyl-α-alanine;3-Phenyl-L-alanine;3-Phenylalanine;(S)-Phenylalanine;(S)-α-Aminobenzenepropanoic acid;(S)-2-Amino-3-phenylpropionic acid;L-Alanine,3-phenyl-;(S)-2-Amino-3-phenylpropanoic acid;(S)-(-)-Phenylalanine;(-)-Phenylalanine;L-(-)-Phenylalanine;NSC 79477;(2S)-2-Amino-3-phenylpropanoic acid;(2s)-2-Amino-3-phenylpropanoic acid;3617-44-5;5297-02-9;10549-09-4;67675-33-6;801204-11-5;2416148-28-0
CAS No.:63-91-2
Molecular Formula:C9H11NO2
InChIKeys:InChIKey=COLNVLDHVKWLRT-QMMMGPOBSA-N
Molecular Weight:165.18900
Exact Mass:165.19
EC Number:200-568-1
UNII:47E5O17Y3R
DSSTox ID:DTXSID4040763
NCI Thesaurus Code:C29601
Color/Form:Prisms form water|Monoclinic plates, leaflets from warm concentrated aqueous solution; hydrated needles from dilute solutions
HScode:29224995
Categories:
Characteristics-
PSA:
63.32000
XLogP3:1.34130
Appearance:L-phenylalanine is an odorless white crystalline powder. Slightly bitter taste. pH (1% aqueous solution) 5.4 to 6. (NTP, 1992)
Density:1.24 g/cm3
Melting Point:283 °C (decomp)
Boiling Point:307.5ºC at 760 mmHg
Flash Point:139.8ºC
Refractive Index:1.576
Water Solubility:1-5 g/100 mL at 25 ºC
Storage Conditions:Store at RT.
Vapor Pressure:<1 Pa (25 °C)
Specific rotation:Specific optical rotation: -35.1 deg at 20 °C/D (c = 1.94)
Odor:Slight
Taste:Bitter
PKA:1.24(at 25 °C)
Henrys Law Constant:Henry's Law constant = 1.2X10-10 atm-cu m/mol at 25 °C (est)
Dissociation Constants:1.24 (at 25 °C)|pK1 = 1.83; pK2 = 9.13|pKa = 1.24
Collision Cross Section:140.3 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|138.91 Ų [M+Na]+ [CCS Type: DT, Method: stepped-field]|146.52 Ų [M-H]- [CCS Type: DT, Method: stepped-field]|135 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|140.2 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|138.3 Ų [M+Na]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|139.4 Ų [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|141.29 Ų [M-H]- [CCS Type: DT, Method: stepped-field]|141.28 Ų [M+H]+ [CCS Type: DT, Method: stepped-field]|140.1 Ų [M-H]-
Experimental Properties:Sublimes in vacuo|Leaflets from water, decomposes at 285 °C. Specfic optical rotation: +35.0 deg at 20 °C/D (c = 2.04); +7.1 deg at 20 °C/D (c = 3.8 in 18% HCl). One gram dissolves in 35.5 mL water at 16 °C. Sparingly soluble in methanol /Phenylalanine D-form/|OCCURS IN ISOMERIC FORMS /PHENYLALANINE/
Air and Water Reactions:Water soluble. Aqueous solutions are weak acids.
Reactive Group:Salts, Acidic
Reactivity Profile:L-PHENYLALANINE may be light sensitive. Acts as a weak acid in solution.
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
pharmaceutical intermediates,excipients,plant extracts,food additives,CDMO,fine cheimcals
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Location:
Rm 301, Bld 2, Taohuahu Neighborhood Center, Hangzhou, China
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Payment Terms:
TT against copy of documents,D/P,L/C,D/A,100% TT in advance
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Average lead Time:
14
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Total Employees:
5-10
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Year of Establishment:
2025
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Inquiry History8 Inquiries
Country Product Purchase Quantity Date Posted 
United Kingdom
L-phenylalanine 63-91-2
200 KG Jan 29, 2024 
India
L-Phenylalanine
25 KG Apr 21, 2025 
Ireland
Phenyl Alanine
5 TON May 27, 2025
India
L-Phenylalanine
1 MT Apr 23, 2025
United Kingdom
L-phenylalanine
1 MT Dec 18, 2024
India
L-Phenylalanine
15 KG Sep 25, 2023 
Greece
PHENYLALANINE (Phe, F)
1000.00 KG Sep 25, 2025
United Kingdom
L-phenylalanine CAS 63-91-2
200 KG Jan 26, 2024 Post an enquiry for this product
