D-Pyroglutamic acid (CAS 4042-36-8) — formula C5H7NO3, molecular weight 129.11.
D-Pyroglutamic acid is a chemical compound with CAS registry number 4042-36-8 and molecular formula C5H7NO3 (molecular weight 129.11).
CAS number: 4042-36-8
Its molecular formula C5H7NO3 comprises 5 C, 7 H, 1 N, 3 O atoms.
Also known as: D-Pyroglutamic acid · D-焦谷氨酸
The CAS registry number of D-Pyroglutamic acid is 4042-36-8.
Molecular formula C5H7NO3, molecular weight 129.11.
It is also registered under: D-Pyroglutamic acid, D-焦谷氨酸.
Public-database records for D-Pyroglutamic acid (CAS 4042-36-8), reproduced here for independent cross-checking.
| Reported hazard statements | H315 (100%), H319 (100%), H335 (98%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
| Regulatory & Food Contact | CIR / INCI: Personal care product |
|---|
| Collision Cross Section | 124.6 Ų [M-H]- |
|---|---|
| Collision Cross Section | 130.4 Ų [M+H]+ |
| CAS Registry Number | 4042-36-8 |
|---|---|
| PubChem CID | 439685 |
| 分子式 | C5H7NO3 |
| IUPAC 名称 | (2R)-5-oxopyrrolidine-2-carboxylic acid |
| UNII（FDA） | TQP297C4HN |
D-Pyroglutamic acid; 4042-36-8; 5-oxo-D-proline; (2R)-5-oxopyrrolidine-2-carboxylic acid; D-Proline, 5-oxo-; D-Pidolic acid; (+)-Pyroglutamic acid; (+)-Pidolic acid; D-5-Pyrrolidone-2-carboxylic acid; D-5-Oxoproline; EINECS 223-735-0; CHEBI:16924; DTXSID10193432; RefChem:584412; DTXCID20115923; (2R)-5-oxopyrrolidine-2-carboxylic acid;5-oxo-D-proline
| 分子量 | 129.11 |
|---|---|
| XLogP3 | -0.8 |
| 氢键供体数 | 2 |
| 氢键受体数 | 3 |
| 可旋转键数 | 1 |
| 精确质量 | 129.042593085 |
| 单同位素质量 | 129.042593085 |
| 拓扑极性表面积 | 66.4 |
| 重原子数 | 9 |
| 形式电荷 | 0 |
D-Pyroglutamic acid · CAS 4042-36-8 · C5H7NO3. UNII TQP297C4HN. Collision Cross Section: 124.6 Ų [M-H]-; Collision Cross Section: 130.4 Ų [M+H]+.
Source: PubChem / Wikidata; the batch COA governs where values differ.
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