N-CARBOBENZOXY-DL-NORVALINE (CAS 21691-43-0) — formula C13H17NO4, molecular weight 251.28; category food additives.
N-CARBOBENZOXY-DL-NORVALINE (CAS 21691-43-0) is classified under Food Additives, with molecular formula C13H17NO4 and molecular weight 251.28, and serves as a key raw material in the food and beverage industry — commonly applied as a food additive, nutritional supplement, or processing aid where regulatory-grade purity is required. Jinan Shenghe Chemical Co., Ltd. supplies N-CARBOBENZOXY-DL-NORVALINE at commercial scale with stable lot-to-lot quality, accompanied by COA and full specification documentation. Typical categorization: Food Additives.
| CAS Number | 21691-43-0 |
|---|---|
| Molecular Formula | C13H17NO4 |
| Molecular Weight | 251.28 |
| LogP | 2.3 |
| Category | Food Additives |
N-CARBOBENZOXY-DL-NORVALINE is a food-grade compound with CAS registry number 21691-43-0 and molecular formula C13H17NO4 (molecular weight 251.28), belonging to the food additives segment of chemical raw materials.
CAS number: 21691-43-0
Its molecular formula C13H17NO4 comprises 13 C, 17 H, 1 N, 4 O atoms.
Also known as: N-CARBOBENZOXY-DL-NORVALINE · N-苄氧羰基-DL-正缬氨酸
Category: food additives
The CAS registry number of N-CARBOBENZOXY-DL-NORVALINE is 21691-43-0.
Molecular formula C13H17NO4, molecular weight 251.28.
It is also registered under: N-CARBOBENZOXY-DL-NORVALINE, N-苄氧羰基-DL-正缬氨酸.
Category: Food Additives.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for N-CARBOBENZOXY-DL-NORVALINE (CAS 21691-43-0), compiled from public chemistry databases.
| CAS Number | 21691-43-0 |
|---|---|
| PubChem CID | 263473 |
| Molecular Formula | C13H17NO4 |
| IUPAC Name | 2-(phenylmethoxycarbonylamino)pentanoic acid |
| UNII (FDA) | ST50409897 |
| Molecular Weight | 251.28 |
|---|---|
| XLogP3 | 2.3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 7 |
| Exact Mass | 251.11575802 |
| Monoisotopic Mass | 251.11575802 |
| Topological Polar Surface Area | 75.6 |
| Heavy Atom Count | 18 |
21691-43-0; RefChem:1090737; N-((Phenylmethoxy)carbonyl)norvaline; Z-DL-Nva-OH; N-Carbobenzoxy-DL-norvaline; N-[(Benzyloxy)carbonyl]norvaline; Z-DL-norvaline; 2-(phenylmethoxycarbonylamino)pentanoic acid; Cbz-DL-norvaline; MFCD00020434; N-Cbz-dl-norvaline; 2-{[(benzyloxy)carbonyl]amino}pentanoic acid; 2-(((Benzyloxy)carbonyl)amino)pentanoic acid; Z-L-norvaline; DL-Norvaline, N-[(phenylmethoxy)carbonyl]-; Z-L-alpha-aminovaleric acid
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: N-苄氧羰基-DL-正缬氨酸