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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:2026-09-12 18:49:00
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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(34)

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 Suppliers ( 137)
Supplier Tel Email Country ProdList Advantage
Shanghai Boyle Chemical Co., Ltd. 021-50182298 021-50180596 sales@boylechem.com China 2202 55
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Jia Xing Isenchem Co.,Ltd 0573-85285100 18627885956 isenchem@163.com China 9389 66
Shanghai Longsheng chemical Co.,Ltd. 58099637 13585536065 sales@shlschem.com China 9880 59
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Beijing Isomersyn Technology CO;LTD 010-82954736 13391601435 sales@isomersyn.com China 3294 57
Supplier Advantage
Shanghai Boyle Chemical Co., Ltd. 55
Alfa Aesar 84
TCI (Shanghai) Development Co., Ltd. 81
Energy Chemical 61
Capot Chemical Co., Ltd 66
JinYan Chemicals(ShangHai) Co.,Ltd. 60
Jia Xing Isenchem Co.,Ltd 66
Shanghai Longsheng chemical Co.,Ltd. 59
Shanghai Hanhong Scientific Co.,Ltd. 64
Beijing Isomersyn Technology CO;LTD 57

View Latest Price from 1-Methylisoquinoline manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1-METHYLISOQUINOLINE pictures 2026-08-20 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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