Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing D-Pyroglutamic acid?
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research compound
Sourcing D-Pyroglutamic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
D-Pyroglutamic acid is a chiral derivative of the natural amino acid pyroglutamic acid, formed by the cyclization of glutamic acid. It serves as a pharmaceutical intermediate in the synthesis of various compounds.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for D-Pyroglutamic acid (CAS 4042-36-8) is 2933.79.
2933.79
2933 79 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(2R)-5-oxopyrrolidine-2-carboxylic acid
ODHCTXKNWHHXJC-GSVOUGTGSA-N
C1CC(=O)N[C@H]1C(=O)O