- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: Maple lactone pyrazine
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: Maple lactone pyrazine
- Price: ￥538.0/5g ￥168.0/1g
- Purity: 98.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 6,7-Dihydro-5-methyl-5(H)-cyclopentapyrazine
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
23747-48-0
23747-48-0 structure
- Name: Maple lactone pyrazine
- Chemical Name: 5-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
- CAS Number: 23747-48-0
- Molecular Formula: C8H10N2
- Molecular Weight: 134.178
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyrazines
- Create Date: 2018-12-25 18:34:37
- Modify Date: 2025-08-25 13:57:01
| Name | 5-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine |
|---|---|
| Synonyms |
5-methyl-6,7-dihydro-5H-cyclopenta[b]pyrazine
5-Methyl-2,3-cyclopentenopyrazine 5-methyl-6,7-dihydro-5H-cyclopentapyrazine 6,7-Dihydro-5-methyl-5H-cyclopenta[b]pyrazine 6,7-Dihydro-5-methyl-5H-cyclopentapyrazine Maple lactone pyrazine 5H-Cyclopenta[b]pyrazine, 6,7-dihydro-5-methyl- 5H-5-Methyl-6,7-dihydrocyclopentapyrazine T56 FNT&J B1 5-Methyl-6,7-dihydro-5H-cyclopenta-pyrazin 5H-Cyclopentapyrazine,6,7-dihydro-5-methyl MFCD00040997 EINECS 245-864-1 FEMA No. 3306 5-Methyl-5H-6,7-dihydrocyclopenta<b>pyrazin |
| Density | 1.1±0.1 g/cm3 |
|---|---|
| Boiling Point | 209.6±35.0 °C at 760 mmHg |
| Molecular Formula | C8H10N2 |
| Molecular Weight | 134.178 |
| Flash Point | 78.9±0.0 °C |
| Exact Mass | 134.084396 |
| PSA | 25.78000 |
| LogP | 1.33 |
| Vapour Pressure | 0.3±0.4 mmHg at 25°C |
| Index of Refraction | 1.542 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | Xi:Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | 26-36/37/39 |
| RIDADR | UN 3260 8/PG 2 |
| WGK Germany | 3 |
| Packaging Group | II |
| Hazard Class | 8 |