# PENTYLENE GLYCOL (pentylene-glycol) — Global Cosmetic Regulatory & Formulation Monograph

- **Canonical URL**: https://www.inciname.com/en/ingredients/pentylene-glycol
- **Standard INCI**: `PENTYLENE GLYCOL`
- **KR MFDS Standard Name**: `펜틸렌글라이콜`
- **CAS No.**: `5343-92-0`
- **EC / EINECS No.**: `226-285-3`
- **Origin**: `synthetic`
- **Functions**: 피부컨디셔닝제, 용제
- **Molecular Formula / MW**: `—` (— g/mol)

## 1. 7-Track Official Regulatory Label Names
| Track | Official Label Nomenclature |
| :--- | :--- |
| KR (MFDS Standard) | 펜틸렌글라이콜 |
| KR (Former Names) | — |
| EU (CosIng 1223/2009) | PENTYLENE GLYCOL |
| US (PCPC / MoCRA INCI) | PENTYLENE GLYCOL |
| US (FDA OTC Monograph) | — |
| CN (NMPA IECIC) | 1,2-戊二醇 |
| JP (JCIA / MHLW QD) | ペンチレングリコール (QD: １，２－ペンタンジオール) |

## 2. Layer 1 — Global 6-Region Statutory Summary
- **KR (MFDS)**: `none`
- **EU (1223/2009)**: `none`
- **US (FDA/MoCRA)**: `none`
- **CN (NMPA IECIC)**: `allowed` (Entry: `5`)
- **JP (MHLW)**: `none`
- **ASEAN (ACD)**: `none`



## 3. Layer 2 — Toxicological & Historical Safe Use Concentrations
- **reported_use** (rinse_off): 0.001~5% — 116_tent_capryl.pdf (null)
- **reported_use** (eye): 0.005~4% — 116_tent_capryl.pdf (null)
- **reported_use** (leave_on): 0.005~5% — 116_tent_capryl.pdf (null)
- **reported_use** (hair): 0.001~0.001% — 116_tent_capryl.pdf (null)
- **reported_use** (powder): 2~2% — 116_tent_capryl.pdf (null)
- **reported_use** (total): 0.001~5% — 117_draft_cg.pdf (null)
- **reported_use** (spray): 1~1% — 119_final_12glc.pdf (null)
- **reported_use** (dermal): 0.001~5% — 119_final_12glc.pdf (null)
- **reported_use** (deodorant): 0.2~0.2% — 119_final_12glc.pdf (null)
- **reported_use** (nail): 4~5% — 119_final_12glc.pdf (null)
- **reported_use** (mucous): 0.001~5% — 119_final_12glc.pdf (null)
- **cn_iecic_max** (leave_on): ≤ 20% — NMPA IECIC (2025) Entry 00005 (2025)
- **cn_iecic_max** (rinse_off): ≤ 20% — NMPA IECIC (2025) Entry 00005 (2025)

## 4. Layer 3 — Formulation Quartiles & Compatibility
- **Optimal pH Window**: 4 – 8
- **Max Process Temp**: ≤ 50°C
- **Synergy Pairings**: GLYCERIN, CAPRYLIC/CAPRIC TRIGLYCERIDE, TOCOPHEROL
- **Incompatibilities**: Verify phase compatibility under extreme pH or high electrolyte loads

## 5. Academic Monograph


## 6. Linked PubMed Literature