L-Canavanine
L-刀豆氨酸
Also known as: L-Canavanine, canavanin, canavanine, L-Homoserine, O-[(aminoiminomethyl)amino]-, (2S)-2-amino-4-(diaminomethylideneamino)oxybutanoic acid, L-2-Amino-4-[(aminoiminomethyl)amino]oxybutanoic acid, 2-amino-4-(guanidinooxy)butyric acid, L-α-amino-γ-[guanidinooxy]-N-butyric acid
L-Canavanine (CAS 543-38-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H12N4O3 and a molecular weight of 176.17 g/mol. It is also known as canavanin, canavanine and L-Homoserine, O-[(aminoiminomethyl)amino]-. Key properties include a melting point of 184ºC, a boiling point of 431.2ºC at 760mmHg, a density of 1.61g/cm3 and a flash point of 214.6ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 543-38-4
- Jingsj CID
- J-1971729-6
- Molecular Formula
- C5H12N4O3
- Chinese Name
- L-刀豆氨酸
- Molecular Weight
- 176.17 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 184ºC |
|---|---|
| Boiling Point | 431.2ºC at 760mmHg |
| Density | 1.61g/cm3 |
| Flash Point | 214.6ºC |
| Exact Mass | 176.09100 |
| PSA | 134.45000 |
| LogP | 0.09430 |
| Refractive Index | 1.602 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H332 — Harmful if inhaled
Customs & Trade Information
| HS Code | 2925290090 |
|---|---|
| Summary | 2925290090 other imines and their derivatives; salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of L-Canavanine?
The CAS number of L-Canavanine is 543-38-4.
What are the molecular formula and molecular weight of L-Canavanine?
L-Canavanine has molecular formula C5H12N4O3 and molecular weight 176.17 g/mol.
Is L-Canavanine hazardous?
L-Canavanine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.
What are the upstream and downstream products of L-Canavanine?
For L-Canavanine, Upstream Products: O-Methylisourea; Downstream Products: DL-Homoserine, Ammonia, L-Canaline.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "L-Canavanine (CAS 543-38-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1971729-6 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.