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1-METHYLISOQUINOLINE

1-METHYLISOQUINOLINE Structure
1-METHYLISOQUINOLINE structure
CAS No.
1721-93-3
Chemical Name:
1-METHYLISOQUINOLINE
Synonyms
Isoquinaldine;methylisoquinoline;1-methyisoquinoline;1-METHYLISOQUINOLINE;Isoquinoline, 1-methyl-;1-Methylisoquinoline>1-Methylisoquinoline 97%;1-Methylisoquinoline≥ 99% (GC);1-Methylisoquinoline in isooctane;1-METHYLISOQUINOLINE ISO 9001：2015 REACH
CBNumber:
CB1164981
Molecular Formula:
C10H9N
Molecular Weight:
143.19
MDL Number:
MFCD00006902
MOL File:
1721-93-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 23:10:34
Product description Number Pack Size Price
1-Methylisoquinoline 97% 264938 1g $34
1-Methylisoquinoline >98.0%(GC)(T) M0298 100mg $18
1-Methylisoquinoline >98.0%(GC)(T) M0298 1g $58
1-Methylisoquinoline 95% OR24943 250mg $24
1-Methylisoquinoline 95% OR24943 1g $32
More product size
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1-METHYLISOQUINOLINE Properties

Melting point 10-12°C
Boiling point 126-128 °C16 mm Hg(lit.)
Density 1.078 g/mL at 25 °C(lit.)
refractive index n20/D 1.6140(lit.)
Flash point >230 °F
form Crystalline
pka 6.19±0.30(Predicted)
color Colorless to Light yellow to Light orange
Specific Gravity 1.078
InChI 1S/C10H9N/c1-8-10-5-3-2-4-9(10)6-7-11-8/h2-7H,1H3
InChIKey PBYMYAJONQZORL-UHFFFAOYSA-N
SMILES Cc1nccc2ccccc12
CAS DataBase Reference 1721-93-3(CAS DataBase Reference)
FDA UNII Z96HOX9RT9
NIST Chemistry Reference Isoquinoline, 1-methyl-(1721-93-3)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P501-P261-P271-P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313-P304+P340+P312-P403+P233-P405
target organs Respiratory system
PPE Eyeshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
HS Code  2933499090
Storage Class 10 - Combustible liquids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
1
2 0

1-METHYLISOQUINOLINE price More Price(36)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 264938 1-Methylisoquinoline 97% 1721-93-3 1g $34 2023-06-20 Buy
TCI Chemical M0298 1-Methylisoquinoline >98.0%(GC)(T) 1721-93-3 100mg $18 2026-04-30 Buy
TCI Chemical M0298 1-Methylisoquinoline >98.0%(GC)(T) 1721-93-3 1g $58 2026-04-30 Buy
Apolloscientific OR24943 1-Methylisoquinoline 95% 1721-93-3 250mg $24 2026-06-04 Buy
Apolloscientific OR24943 1-Methylisoquinoline 95% 1721-93-3 1g $32 2026-06-04 Buy
Product number Packaging Price Buy
264938 1g $34 Buy
M0298 100mg $18 Buy
M0298 1g $58 Buy
OR24943 250mg $24 Buy
OR24943 1g $32 Buy

1-METHYLISOQUINOLINE Chemical Properties,Uses,Production

Chemical Properties

Yellow to light yellow liquid

Uses

1-Methylisoquinoline is a useful research chemical compound.

Definition

ChEBI: 1-methylisoquinoline is an isoquinoline substituted by a methyl group at position 1.

Synthesis Reference(s)

Journal of the American Chemical Society, 78, p. 6055, 1956 DOI: 10.1021/ja01604a029
Organic Syntheses, Coll. Vol. 4, p. 641, 1963

1-METHYLISOQUINOLINE Preparation Products And Raw materials

Raw materials

Preparation Products

1-(BROMOMETHYL)ISOQUINOLINE HYDROBROMIDE ISOQUINOLINE-1-CARBALDEHYDE 1-BROMOMETHYL-ISOQUINOLINE

1-METHYLISOQUINOLINE Suppliers

Global( 135)Suppliers
Supplier Tel Email Country ProdList Advantage
Capot Chemical Co.,Ltd. 		+86-（0）57185586718 +86-13336195806 sales@capot.com China 29640 60
ATK CHEMICAL COMPANY LIMITED 		+undefined-21-51877795 ivan@atkchemical.com China 33024 60
career henan chemical co 		+86-0371-86658258 sales@coreychem.com China 29812 58
CONIER CHEM AND PHARMA LIMITED 		sales@conier.com China 49979 58
Hefei TNJ Chemical Industry Co.,Ltd. 		+86-0551-65418671 +86-189 4982 3763 sales@tnjchem.com China 34563 58
Hebei Zhanyao Biotechnology Co. Ltd 		15369953316 +8615369953316 admin@zhanyaobio.com China 2123 58
Dideu Industries Group Limited 		+86-29-89586680 +86-15129568250 1059@dideu.com China 29093 58
Shanghai kingmorn biotechnology Co.,Ltd. 		021-62200788 15000569291 2199306478@qq.com CHINA 99 58
Dayang Chem (Hangzhou) Co.,Ltd. 		+86-0571-88938639 17705817739 info@dycnchem.com China 52704 58
CR Corporation Limited 		fred.wen@crcorporation.cn China 8645 58
Supplier Advantage
Capot Chemical Co.,Ltd. 		60
ATK CHEMICAL COMPANY LIMITED 		60
career henan chemical co 		58
CONIER CHEM AND PHARMA LIMITED 		58
Hefei TNJ Chemical Industry Co.,Ltd. 		58
Hebei Zhanyao Biotechnology Co. Ltd 		58
Dideu Industries Group Limited 		58
Shanghai kingmorn biotechnology Co.,Ltd. 		58
Dayang Chem (Hangzhou) Co.,Ltd. 		58
CR Corporation Limited 		58

View Lastest Price from 1-METHYLISOQUINOLINE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1-METHYLISOQUINOLINE pictures 2025-11-18 1-METHYLISOQUINOLINE
1721-93-3
 $1.10 1g 99.00% 100 Tons Dideu Industries Group Limited
1-METHYLISOQUINOLINE pictures 2021-10-14 1-METHYLISOQUINOLINE
1721-93-3
 $10.00 1KG 99% 20 tons Hebei Zhanyao Biotechnology Co. Ltd
1-METHYLISOQUINOLINE pictures 2021-08-12 1-METHYLISOQUINOLINE
1721-93-3
 $10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd

1-METHYLISOQUINOLINE Spectrum

1-METHYLISOQUINOLINE(1721-93-3)MS1-METHYLISOQUINOLINE(1721-93-3)1HNMR1-METHYLISOQUINOLINE(1721-93-3)13CNMR1-METHYLISOQUINOLINE(1721-93-3)IR1

1721-93-3(1-METHYLISOQUINOLINE)Related Search:

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1-METHYLISOQUINOLINE 6,7-DIMETHOXY-1-(3,4,5-TRIETHOXYPHENYL)ISOQUINOLINE CORALYNE CHLORIDE HYDRATE, 98+% Papaverine hydrochloride 1-Isoquinolinecarbonitrile
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PAPAVERINE SALSOLIDINE Propidium iodide

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