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1,2,3,4-Tetrahydroisoquinoline

CAS 91-21-4C9H11NMW 133.19

1,2,3,4-Tetrahydroisoquinoline (CAS 91-21-4) — formula C9H11N, molecular weight 133.19; category organic chemicals.

Product Overview

CAS Number91-21-4
Molecular FormulaC9H11N
Molecular Weight133.19
Melting Point< -15 °C
LogP1.6
ApplicationsUsed as an intermediate
CategoryOrganic Chemicals

Applications

Documented applications: Used as an intermediate.

Technical Profile

What this product is

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.

Identification

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

Frequently Asked Questions

What is the CAS number of 1,2,3,4-Tetrahydroisoquinoline?

The CAS registry number of 1,2,3,4-Tetrahydroisoquinoline is 91-21-4.

What is the molecular formula and molecular weight of 1,2,3,4-Tetrahydroisoquinoline?

Molecular formula C9H11N, molecular weight 133.19.

What other names is 1,2,3,4-Tetrahydroisoquinoline known by?

It is also registered under: 1,2,3,4-Tetrahydroisoquinoline, 1,2,3,4-四氢异喹啉.

What are the documented applications of 1,2,3,4-Tetrahydroisoquinoline?

Recorded applications: Used as an intermediate.

Which category does 1,2,3,4-Tetrahydroisoquinoline belong to?

Category: Organic Chemicals.

PubChem Public Data

Independent reference data for 1,2,3,4-Tetrahydroisoquinoline (CAS 91-21-4), compiled from public chemistry databases.

Registry identifiers across databases

CAS Registry Number91-21-4
PubChem CID7046
Molecular formulaC9H11N
IUPAC name1,2,3,4-tetrahydroisoquinoline
UNII (FDA)56W89FBX3E

Computed descriptors

Molecular Weight133.19
XLogP31.6
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass133.089149355
Monoisotopic Mass133.089149355
Topological Polar Surface Area12
Heavy Atom Count10

Physicochemical values on record

Melting Point< -15 °C

Documented uses on record

  • Used as an intermediate; [ECHA REACH Registrations]
  • Isoquinoline, 1,2,3,4-tetrahydro-: ACTIVE

Synonyms and trade names

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

GHS hazard classification

Reported hazard statementsH301 (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]

What the public record says

1,2,3,4-Tetrahydroisoquinoline · CAS 91-21-4 · C9H11N. UNII 56W89FBX3E. Melting Point: < -15 °C.

Physical description and handling notes

Source: PubChem / Wikidata; the batch COA governs where values differ.

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Supplier: Jinan Shenghe Chemical Co., Ltd.

中文页面: 1,2,3,4-四氢异喹啉

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