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CAS 63-91-2 L-Proline Preparation of amino acid nutritional drugs in biochemical research medium. Nutritional supplements.

Name: CAS 63-91-2 L-Proline Preparation of amino acid nutritional drugs in biochemical research medium. Nutritional supplements.
Brand: longbang
SKU: pr2408211122
Price: 5 USD
Availability: InStock

8 Inquiries

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CAS No.:

63-91-2

Grade:

Chemical Grade

Content:

99%

Port:

tianjin

Brand:

longbang

Packaging:

25kg/Drum

Price valid (until):

2025-02-28

Contact Supplier

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Hebei Longbang Technology Co., Ltd

Company Type:

Trader

Location:

China

Qualification:

Main Products:

chemical

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Product Description
Seller Information
Inquiry History

Description

Product Detail

Appearance	White or pale yellow powder
Assay	98.0%
Specific Opti Rotation	+25.0°～+27.0°
Loss on drying	≤5.0%
Heavy metals(Pb)	≤10ppm
Residue on ignition	≤0.50%
Iron(Fe)	≤10ppm
Chloride	≤0.03%
Arsenic(As2O3)	≤1ppm
Ammonium(As NH4)

Use 1
It is used in biochemical research, preparation of culture medium, and used as amino acid nutrition drug in medicine.
Use 2
Amino acid drugs. Used for amino acid infusion, comprehensive amino acid preparation and nutrition fortifier.
Use 3
A nutritional supplement. One of the essential amino acids. Almost unlimited amino acids are found in protein in most foods. Can be added to baked food, in addition to strengthening phenylalanine, with sugar aminomonocarbonyl reaction, can improve food flavor.
It can also be used to prepare amino acid infusion and comprehensive amino acid preparation.

According to GB 2760-86, it can be used as a spice.
Use 4
L-phenylalanine is one of the essential amino acids. It is used as a nutrient fortifier, amino acid infusion and compound amino acid preparation. It is a raw material for many anticancer drugs and sweet dipeptide.
Use 5
Biochemical research. Configure the medium. Nutrition research.

Package and Logistics

For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.

For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product.

Or smaller package 1kg/bottle, 10kgs/bottle as request.

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FAQ

Q1. Could you please provide some samples?

A1: Yes, Free samples for the quality evaluation for most products, but customers only need to undertake the shipping fee for delivery the samples to your destionation.

Q2. What about the lead time?

A2: Sample needs 3-5 days; mass production time needs 1-2 weeks.

Q3. Do you have any MOQ limit for order?

A3: Low MOQ, 10-100g for sample checking is available.

Q4. How do you ship the goods and how long does it take to arrive?

A4: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.

Q5. How to proceed an order for your products?

A5: Firstly, let us know your requirements or application.

Secondly, we quote according to your requirements or our suggestions.

Thirdly customer confirms the samples and places deposit for normal order.

Fourthly We arrange the production.

Q6. Are you trading company or manufacturer?

A6: We are chemical factory in China. So, we can provide wholesale price.

Q7: What are your payment terms?

A7: We can accept various payment methods, T/T, PayPal, etc.

Company Profile

Hebei Longbang Technology Co., LTD

located in Shijiazhuang City, the capital of Hebei Province and the Beijing-Tianjin-Hebei New Zealand Hub, with convenient transportation. Our company is a modern high-tech chemical enterprise integrating R&D, production and sales.

Our company has strong technical force, advanced equipment, strict quality management system and high-quality after-sales service, adheres to the business philosophy of "customer first, keen and enterprising", and adheres to honesty as the foundation of the company's survival. All for the satisfaction of customers, all for the long-term healthy development of the enterprise. In the past 10 years, we have been strictly managing the entire trading process, focusing on every detail, providing customers with a full range of services such as product procurement, research and development, quality control, logistics management, etc., and becoming a trustworthy partner and partner for customers. Nowadays, we have formed a product chain with many variety, large scale, complete products, refinement, high added value and high technical content. There are many series of medical products, food-grade additives, industrial grade, fertilizer grade, mineral products, etc.

As a way to take advantage of the ever-expanding information resources in international trade, we welcome potential customers from anywhere online and off-line. Although we provide high-quality products, our qualified after-sales service team provides an effective and satisfying enquiry service. Item Inventory and Detail Detail Records as well as any other information will be sent to you in a timely manner to check the information.

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Basic Info

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:

Gum Base Agent

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 Å² [M+H]+ [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|138.91 Å² [M+Na]+ [CCS Type: DT, Method: stepped-field]|146.52 Å² [M-H]- [CCS Type: DT, Method: stepped-field]|135 Å² [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|140.2 Å² [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|138.3 Å² [M+Na]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|139.4 Å² [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|141.29 Å² [M-H]- [CCS Type: DT, Method: stepped-field]|141.28 Å² [M+H]+ [CCS Type: DT, Method: stepped-field]|140.1 Å² [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.

See More L-Phenylalanine Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions 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.

See More L-Phenylalanine Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
chemical

Location:
1803-1, Block A, Huaqiang Plaza, 77 Minzu Road, Xinhua District, Shijiazhuang City, Hebei Province, China

Payment Terms:
TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
15

Total Annual Revenue:
$5 million-$10 million

Total Employees:
51-100

Year of Establishment:
2023

Inquiry History

8 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

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CAS 63-91-2 L-Proline Preparation of amino acid nutritional drugs in biochemical research medium. Nutritional supplements.

Product Description

Seller Information