# L-Carnitine L-Tartrate (CAS 36687-82-8)

**CAS:** 36687-82-8  
**PubChem CID:** [57349413](https://pubchem.ncbi.nlm.nih.gov/compound/57349413)  
**Molecular formula:** C₁₈H₃₆N₂O₁₂  
**Molar mass:** 472.5 g/mol  
**IUPAC:** bis([(2R)-3-carboxy-2-hydroxypropyl]-trimethylazanium);(2R,3R)-2,3-dihydroxybutanedioate  
**SMILES:** `C[N+](C)(C)C[C@@H](CC(=O)O)O.C[N+](C)(C)C[C@@H](CC(=O)O)O.[C@@H]([C@H](C(=O)[O-])O)(C(=O)[O-])O`  
**InChIKey:** `GADIJPCDIWZEMB-BTNVMJJCSA-N`  
**InChI:** `InChI=1S/2C7H15NO3.C4H6O6/c2*1-8(2,3)5-6(9)4-7(10)11;5-1(3(7)8)2(6)4(9)10/h2*6,9H,4-5H2,1-3H3;1-2,5-6H,(H,7,8)(H,9,10)/t2*6-;1-,2-/m111/s1`  

## Physicochemical properties

| Parameter | Value |
|---|---|
| PSA | 236 Ų |
| Hydrogen bond donors | 6 |
| Hydrogen bond acceptors | 12 |
| Rotatable bonds | 9 |
| Heavy atoms | 32 |

## 3D structure

The molecule contains 68 atoms connected by 65 chemical bonds. Interactive 3D model available at: https://molgod.org/molekula/36687-82-8/

## Synonyms

- L-Carnipure
- RefChem:799018
- CARNITINE BITARTRATE
- DTXCID801527097
- 459-550-9
- 36687-82-8
- 4D8F2Q45LQ
- CARNIPURE TARTRATE
- CARNITINE BITARTRATE [WHO-DD]
- Carnitine tartrate

## Available in the shop

[L-Carnitine L-Tartrate (CAS 36687-82-8) — Beijing Tong Guang](https://molgod.org/sds-cards/l-carnitine-l-tartrate-cas-36687-82-8-beijing-tong-guang/)

## Data sources

- [PubChem CID 57349413](https://pubchem.ncbi.nlm.nih.gov/compound/57349413)
- [NIST WebBook](https://webbook.nist.gov/cgi/cbook.cgi?ID=36687-82-8)
- [ChEMBL](https://www.ebi.ac.uk/chembl/g/#search_results/all/query=36687-82-8)

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*Last updated: 2026-09-02 · Generator: MOL-GOD v3.12.33*