1,2,3,4-Tetrahydroisoquinoline (CAS 91-21-4) — formula C9H11N, molecular weight 133.19; category organic chemicals.
1,2,3,4-Tetrahydroisoquinoline (CAS 91-21-4) is a chemical raw material in the organic chemicals category. Its molecular formula C9H11N comprises 9 C, 11 H, 1 N atoms. Its molecular weight is about 133.19. Reported physicochemical data: melting point around < -15 °C, LogP about 1.6. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 91-21-4 |
|---|---|
| Molecular Formula | C9H11N |
| Molecular Weight | 133.19 |
| Melting Point | < -15 °C |
| LogP | 1.6 |
| Applications | intermediate |
| Category | Organic Chemicals |
Documented applications: intermediate.
1,2,3,4-Tetrahydroisoquinoline is a carbon-based organic compound with CAS registry number 91-21-4 and molecular formula C9H11N (molecular weight 133.19), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 91-21-4
Its molecular formula C9H11N comprises 9 C, 11 H, 1 N atoms.
Also known as: 1,2,3,4-Tetrahydroisoquinoline · 1,2,3,4-四氢异喹啉
Category: organic chemicals
The CAS registry number of 1,2,3,4-Tetrahydroisoquinoline is 91-21-4.
Molecular formula C9H11N, molecular weight 133.19.
It is also registered under: 1,2,3,4-Tetrahydroisoquinoline, 1,2,3,4-四氢异喹啉.
Recorded applications: intermediate.
Category: Organic Chemicals.
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 1,2,3,4-Tetrahydroisoquinoline (CAS 91-21-4), compiled from public chemistry databases.
| CAS Registry Number | 91-21-4 |
|---|---|
| PubChem CID | 7046 |
| Molecular formula | C9H11N |
| IUPAC name | 1,2,3,4-tetrahydroisoquinoline |
| UNII (FDA) | 56W89FBX3E |
| Molecular Weight | 133.19 |
|---|---|
| XLogP3 | 1.6 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 133.089149355 |
| Monoisotopic Mass | 133.089149355 |
| Topological Polar Surface Area | 12 |
| Heavy Atom Count | 10 |
| Melting Point | < -15 °C |
|---|
1,2,3,4-Tetrahydroisoquinoline; 91-21-4; Tetrahydroisoquinoline; 1,2,3,4-Tetrahydro-isoquinoline; ISOQUINOLINE, 1,2,3,4-TETRAHYDRO-; 3,4-dihydro-1H-isoquinoline; 1,2,3,4-Tetrahydro-2-azanaphthalene; DTXSID6026115; 56W89FBX3E; NSC-15312; DTXCID106115; RefChem:71317; 202-050-0; MFCD00006896; 1,2,3,4-Tetrahydro isoquinoline; 1,2,3,4-Tetrahydro-2-isoquinoline
| Reported hazard statements | H301 (69.5%), H310 (69.5%), H314 (69.5%), H315 (30.5%), H318 (68.8%), H319 (30.5%), H332 (69.5%), H335 (29.2%) |
|---|
H301 (69.5%): Toxic if swallowed [Danger Acute toxicity, oral]
H310 (69.5%): Fatal in contact with skin [Danger Acute toxicity, dermal]
1,2,3,4-Tetrahydroisoquinoline · CAS 91-21-4 · C9H11N. UNII 56W89FBX3E. Melting Point: < -15 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1,2,3,4-四氢异喹啉