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Isocarbostyril

CAS No.
491-30-5
Chemical Name:
Isocarbostyril
Synonyms
ISOQUINOLIN-1(2H)-ONE;ISOQUINOLIN-1-OL;1(2H)-ISOQUINOLINONE;1-ISOQUINOLINOL;1-HYDROXYISOQUINOLINE;1-HIQ;NSC 27273;ISOCARBOSTYRIL;1-Isoquinolone;Isoquinolin-1-one
CBNumber:
CB1407219
Molecular Formula:
C9H7NO
Molecular Weight:
145.16
MDL Number:
MFCD00006899
MOL File:
491-30-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 23:33:58

Isocarbostyril Properties

Melting point 212-216 °C
Boiling point 376.3±35.0 °C(Predicted)
Density 1.188±0.06 g/cm3(Predicted)
storage temp. Inert atmosphere,Room Temperature
solubility DMSO (Slightly, Heated), Methanol (Slightly)
pka 13.62±0.20(Predicted)
form Powder or Crystalline Powder
color White to pale brown
BRN 2954
InChI InChI=1S/C9H7NO/c11-9-8-4-2-1-3-7(8)5-6-10-9/h1-6H,(H,10,11)
InChIKey VDBNYAPERZTOOF-UHFFFAOYSA-N
SMILES C1(=O)C2=C(C=CC=C2)C=CN1
CAS DataBase Reference 491-30-5(CAS DataBase Reference)
FDA UNII 95EG3HGG1P
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  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
PPE Eyeshields, Gloves, type N95 (US)
Risk Statements  36/37/38
Safety Statements  22-24/25-37-26
WGK Germany  3
TSCA  N
HS Code  29334900
Storage Class 11 - Combustible Solids
NFPA 704
1
0 0

Isocarbostyril price More Price(94)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 152102 Isocarbostyril 98% 491-30-5 1g $60.2 2026-04-30 Buy
Sigma-Aldrich 152102 Isocarbostyril 98% 491-30-5 5g $132 2026-04-30 Buy
TCI Chemical I1054 Isocarbostyril >98.0%(GC) 491-30-5 1g $51 2026-04-30 Buy
TCI Chemical I1054 Isocarbostyril >98.0%(GC) 491-30-5 5g $204 2026-04-30 Buy
TRC TRC-H942875-5G 1-Hydroxyisoquinoline 491-30-5 5g $129 2026-06-03 Buy
Product number Packaging Price Buy
152102 1g $60.2 Buy
152102 5g $132 Buy
I1054 1g $51 Buy
I1054 5g $204 Buy
TRC-H942875-5G 5g $129 Buy

Isocarbostyril Chemical Properties, Uses, Production

Chemical Properties

Yellow Solid

Uses

1-Hydroxyisoquinoline (cas# 491-30-5) is a compound useful in organic synthesis.

Definition

ChEBI: Isoquinolin-1(2H)-one is a member of isoquinolines.

Synthesis Reference(s)

Journal of Heterocyclic Chemistry, 27, p. 1419, 1990 DOI: 10.1002/jhet.5570270544
The Journal of Organic Chemistry, 21, p. 1337, 1956 DOI: 10.1021/jo01118a001
Synthesis, p. 791, 1983 DOI: 10.1055/s-1983-30513

19493-44-8
491-30-5
Synthesis of Isocarbostyril from 1-Chloroisoquinoline
Global Suppliers ( 281)
Supplier Tel Email Country ProdList Advantage
Puyang Anruida New Materials Research and Development Co., Ltd. 18367380348 13305832579 sales@jxartech.com China 63 58
Hangzhou Xiao Bei Medical Technology Co., LTD +86-571-8526 3177 13962438025 beixi.dong@heryipharma.com China 196 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
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
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11777 60
Changzhou Huanling Chemical Co., Ltd. 89803005 18206112582 info@huanlingchem.com China 983 68
Jia Xing Isenchem Co.,Ltd 0573-85285100 18627885956 isenchem@163.com China 9389 66

View Latest Price from Isocarbostyril manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Isocarbostyril pictures 2026-09-02 Isocarbostyril
491-30-5
$6.00-8.00 1kg 99% Henan Fengda Chemical Co., Ltd
Isocarbostyril  pictures 2026-08-20 Isocarbostyril
491-30-5
$1.10 1g 99.00% 100 Tons Dideu Industries Group Limited
Isocarbostyril pictures 2026-05-28 Isocarbostyril
491-30-5
$2.00-5.00 1KG 99% 10000kg Hebei Chuanghai Biotechnology Co,.LTD
  • Isocarbostyril pictures
  • Isocarbostyril
    491-30-5
  • $2.00-5.00
  • 99%
  • Hebei Chuanghai Biotechnology Co,.LTD
ISOCARBOSTYRIL 1-Hydroxyisoquinoline,97% Isocarbostyril (VAN) (8CI) Isoquinolin-1-one Isocarbostyril 98% isoquinolin-1(2H)-one analogue 1(2H)-ISOQUINOLONE 1-HYDROXYISOQUINOLINE 1-ISOQUINOLINOL 1-ISOQUINOLINOL, MATRIX SUBSTANCE FOR MA LDI-MS ISOCARBOSTYRIL(1-HYDROXYISOQUINOLINE) 1-hydroxyisoquinolin 1-Oxo-1,2-dihydroisoquinoline 2(1H)-Isoquinolinone NSC 27273 RUBBER PRESERVATIVE RQ TIMTEC-BB SBB004122 1-Hydroxyisoquinoline(also Isocarbostyril) hydroxyisoquinoline 1,2-dihydroisoquinolin-1-one Isocarbostyril,1(2H)-Isoquinolinone, 1-Hydroxyisoquinoline, 1-Isoquinolinol 1-HIQ, 1-Hydroxyisoquinoline, Isocarbostyril 1(2H)-Isoquinolinone, 1-Hydroxyisoquinoline, 1-Isoquinolinol 1,2-Dihydroisoquinoline-1-one 1-Isoquinolone 1-HIQ Isocarbostyril ISO 9001:2015 REACH Isocarbostyril 491-30-5 1(2H)-ISOQUINOLINONE ISOQUINOLIN-1(2H)-ONE ISOQUINOLIN-1-OL 491-30-5 C14H5ClNO3 Heterocyclic Building Blocks Isoquinolines Building Blocks Aromatics Bases & Related Reagents Heterocycles Nucleotides Quinoline&Isoquinoline Aromatics Compounds Quinolines Quinolines, Quinazolines and derivatives Heterocyclic Series