L-Asparagine
8 Inquiries
70-47-3
99%
Bottle,barrel,cargo,container,etc.
2026-07-13
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Product Description
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Seller Information
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Inquiry History
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DescriptionKeywords
L-Asparagine
70-47-3
C4H8N2O3
Quick DetailsProName:L-Asparagine
CasNo:70-47-3
Molecular Formula:C4H8N2O3
Appearance:powder, or liquid
Application:Pharmaceuticals, intermediates, APIs, custom synthesis, chemicals
DeliveryTime:5-7 Days
PackAge:Bottle, barrel, cargo, container, etc.
Port:Shanghai
Purity:99
Storage:Stored in room temperature, ventilated place
Transportation:By air, ship, express, etc.
LimitNum:0
Grade:Industrial Grade
SuperiorityBest Seller, High Quality, Competitive Price, Fast Delivery, Quick Response
DetailsLEAPChem supplies high quality Pharmaceuticals, intermediates, APIs, custom synthesis, fine chemicals and other industrial chemicalsBasic Info-
Product Name:
(-)-Asparagine
Other Name:L-Asparagine;Asparagine,L-;Agedoite;Altheine;α-Aminosuccinamic acid;L-β-Asparagine;Asparagine acid;Asparamide;Aspartamic acid;Aspartic acid amide;Aspartic acid β-amide;Asparagine;Butanoic acid,2,4-diamino-4-oxo-,(S)-;(-)-Asparagine;Asn;(S)-2,4-Diamino-4-oxobutanoic acid;l-Asparagine;(S)-Asparagine;L-2,4-Diamino-4-oxobutanoic acid;L-Aspartamine;Crystal VI;NSC 82391;(2S)-2-Amino-3-carbamoylpropanoic acid;(2S)-4-Amino-2-azaniumyl-4-oxobutanoate;328-41-6;7006-34-0;32640-57-6
CAS No.:70-47-3
Molecular Formula:C4H8N2O3
InChIKeys:InChIKey=DCXYFEDJOCDNAF-REOHCLBHSA-N
Molecular Weight:132.12
Exact Mass:132.12
BRN:1723527
EC Number:200-735-9
UNII:7NG0A2TUHQ
NSC Number:760099
NCI Thesaurus Code:C29607
Color/Form:Orthorhombic bisphenoidal crystals
HScode:29241900
Categories:
Characteristics-
PSA:
106
XLogP3:-3.4
Appearance:White Powder
Density:1.543 g/cu cm at 15/4 deg C
Melting Point:234-235 °C
Boiling Point:244.01°C (rough estimate)
Flash Point:218.7±27.3 °C
Refractive Index:1.533
Water Solubility:H2O: 20 g/L (20 ºC)
Storage Conditions:Store at 0-5°C
Vapor Pressure:4.8X10-8 mm Hg at 25 deg C (est)
Specific rotation:34.5 º (c=10, 2N HCl)
PKA:8.82(at 18 °C)
Henrys Law Constant:Henry's Law constant = 2.3X10-16 atm cu m/mol at 25 °C (est)
Dissociation Constants:8.82 (at 18 °C)|pKa1 = 2.02; pKa2 = 8.80
Collision Cross Section:131.54 Ų [M+H]+ [CCS Type: DT, Method: stepped-field]|131.94 Ų [M+Na]+ [CCS Type: DT, Method: stepped-field]|127.11 Ų [M-H]- [CCS Type: DT, Method: stepped-field]|118 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|129.5 Ų [M+Na]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|121.9 Ų [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|124.2 Ų [M-H]-
Experimental Properties:White crystals /L(-) Asparagine monohydrate/|Neutral taste /L-isomer/|Sweet taste /D-isomer/|Hydroxyl radical reaction rate constant = 7.7X10-11 cu cm/molec-sec at 25 °C (est)
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:
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Location:
Room A, 23rd Floor, No. 609 Yan'an Road, Gongshu District, Hangzhou, Zhejiang
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Payment Terms:
TT against copy of documents,D/P,L/C
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Average lead Time:
5
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Total Annual Revenue:
Above $100 million
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Year of Establishment:
2020
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Certifications:
ISO
">Company ProfileLEAPChem is a specialized fine chemical supplier for research, development and production.
LEAPChem provides nearly 200,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities.
As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner.
Our client list includes many major pharmaceutical and science companies, universities, research institutions and chemical catalogue companies.
Methodology: Sound & Stable; Active & Innovative.
Attitude: Conscientious; Ingenious.
Goals: Customer's Satisfaction
We regard client's success as our success.
At LEAPChem, we strive to be the preferred supplier for efficiency increasing and cost lowering in your Research & Production.
To achieve this strategic vision, we always push ourselves to exceed our customer's requirement. By focusing on the aim of 'Beyond Your Expectation', we continually expand our product lines, and enhance our systematic management and human resources.
Welcome to contact us and we look forward to becoming your reliable and preferred partner.
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Inquiry History8 Inquiries
Country Product Purchase Quantity Date Posted 
India
L-Asparagine
1 MT Apr 23, 2025 
Pakistan
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