D-Aspartic acid D-Asp 1783-96-6

D-Aspartic Acid Used in the Synthesis of Sweetener

D-Aspartic acid Basic information
Product Name:	D-Aspartic acid
CAS:	1783-96-6
MF:	C4H7NO4
MW:	133.1
EINECS:	217-234-6
Mol File:	1783-96-6.mol
D-Aspartic acid Chemical Properties
Melting point	>300 °C(lit.)
alpha	-25.8 º (c=5, 5N HCl)
Boiling point	245.59°C (rough estimate)
density	1.66
refractive index	-25 ° (C=8, 50% HCl)
storage temp.	Keep in dark place,Inert atmosphere,Room temperature
solubility	Aqueous Acid (Sparingly)
pka	pK1: 1.89(0);pK2: 3.65;pK3: 9.60 (25°C)
form	Crystalline Powder
color	White to off-white
Optical Rotation	[α]20/D 24°, c = 2.3 in 6 M HCl
Water Solubility	SOLUBLE
Merck	14,840
BRN	1723529
InChIKey	CKLJMWTZIZZHCS-UWTATZPHSA-N
LogP	-1.075 (est)
CAS DataBase Reference	1783-96-6(CAS DataBase Reference)
NIST Chemistry Reference	D-aspartic acid(1783-96-6)

Quality Assurance

Full-Process Quality Control: From incoming raw material inspection to in-process monitoring and final outgoing checks, every batch is inspected at each production stage against strict acceptance standards.
Third-Party Certified & Tested: Our quality management system is certified to ISO 9001, and products are regularly tested by accredited laboratories (e.g. SGS, TÜV). Test reports are available on request.
100% Batch Traceability: Each batch carries a unique lot number that links raw material records, production parameters, and test results, enabling complete traceability from factory to final delivery.
Pre-Shipment Inspection: Every order passes a final pre-shipment inspection, with inspection photos and reports shared before dispatch.

FAQ From Customers

Q1: What is the minimum order quantity?

A: There is no quantity limit for the first sample or trial order. Just tell us the actual quantity you need.
Q2: How can I confirm that the quality meets the requirements?

A: Provide your specifications, and our technical team will check them or customize them for you; we can provide TDS, MSDS, and COA, and accept third-party testing.
Q3: How do you ensure stable quality?

A: We manufacture under an ISO 9001 quality system, test every batch before release, and retain samples for 24 months for traceability.
Q4: Do you provide samples?

A: Yes — Free samples are available; freight is at buyer's expense for express delivery.