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Isoquinoline-3-carboxylic acid

CAS No.
6624-49-3
Chemical Name:
Isoquinoline-3-carboxylic acid
Synonyms
NSC 53385;AKOS BB-8838;3-ISOQUINALDIC ACID;RARECHEM AL BO 1320;3-Carboxyisoquinoline;Isoquinoline-3-carboxylicaci;ISOQUINOLINE-3-CARBOXYLIC ACID;3-ISOQUINOLINECARBOXYLIC ACID 98%;Isoquinoline-3-carboxylic acid, 98%;3-Isoquinolinecarboxylic acid (6CI,9CI)
CBNumber:
CB6452027
Molecular Formula:
C10H7NO2
Molecular Weight:
173.17
MDL Number:
MFCD00075137
MOL File:
6624-49-3.mol
Last updated:2025-07-24 18:13:52
Product description Number Pack Size Price
Isoquinoline-3-carboxylic Acid I1246 1G $136
Isoquinoline-3-carboxylic Acid I1246 5G $408
Isoquinoline-3-carboxylic Acid ≥98% 19194 1g $81
Isoquinoline-3-carboxylic Acid ≥98% 19194 5g $356
Isoquinoline-3-carboxylic Acid ≥98% 19194 10g $632
More product size

Isoquinoline-3-carboxylic acid Properties

Melting point 166-167°C
Boiling point 366.4±17.0 °C(Predicted)
Density 1.339±0.06 g/cm3(Predicted)
storage temp. 2-8°C
solubility DMF: 20 mg/ml; DMF:PBS(pH 7.2)(1:1): 0.5 mg/ml; DMSO: 20 mg/ml; Ethanol: 5 mg/ml
pka 1.20±0.30(Predicted)
form A crystalline solid
color Off-white to light yellow
InChI InChI=1S/C10H7NO2/c12-10(13)9-5-7-3-1-2-4-8(7)6-11-9/h1-6H,(H,12,13)
InChIKey KVMMIDQDXZOPAB-UHFFFAOYSA-N
SMILES C1C2=C(C=CC=C2)C=C(C(O)=O)N=1
CAS DataBase Reference 6624-49-3(CAS DataBase Reference)
FDA UNII NG3LB0ST2P

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302+H312+H332-H315-H319-H335
Precautionary statements  P280
Hazard Codes  Xi
Risk Statements  36/37/38-36
Safety Statements  26-37/39
HS Code  2933499090
NFPA 704
0
2 0

Isoquinoline-3-carboxylic acid price More Price(22)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical I1246 Isoquinoline-3-carboxylic Acid 6624-49-3 1G $136 2025-07-31 Buy
TCI Chemical I1246 Isoquinoline-3-carboxylic Acid 6624-49-3 5G $408 2025-07-31 Buy
Cayman Chemical 19194 Isoquinoline-3-carboxylic Acid ≥98% 6624-49-3 1g $81 2024-03-01 Buy
Cayman Chemical 19194 Isoquinoline-3-carboxylic Acid ≥98% 6624-49-3 5g $356 2024-03-01 Buy
Cayman Chemical 19194 Isoquinoline-3-carboxylic Acid ≥98% 6624-49-3 10g $632 2024-03-01 Buy
Product number Packaging Price Buy
I1246 1G $136 Buy
I1246 5G $408 Buy
19194 1g $81 Buy
19194 5g $356 Buy
19194 10g $632 Buy

Isoquinoline-3-carboxylic acid Chemical Properties,Uses,Production

Uses

Isoquinoline-3-carboxylic Acid is a reagent used in the synthesis of an anti-Trypanosoma agent, which acts as a minor groove binder affecting the biological activity.

Synthesis

L-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid

74163-81-8

Isoquinoline-3-carboxylic acid

6624-49-3

At 0°C, 10.0 g (0.046 mmol) of (3S)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid was dissolved in 200 ml of N,N-dimethylformamide and 5.0 g (0.032 mmol) of potassium permanganate (KMnO4) was slowly added over 30 min. The reaction mixture was stirred at room temperature for 100 h. The progress of the reaction was monitored by thin layer chromatography (TLC, unfolding agent ratio CCl3:CH3OH = 5:1) to confirm complete consumption of (3S)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid. Subsequently, the reaction mixture was concentrated under vacuum. The residue was washed several times with distilled water to give 8.1 g (83% yield) of isoquinoline-3-carboxylic acid as a yellow powder. The product was analyzed by ESI-MS (m/e) showing [M + H]+ peak of 174; 1H NMR (300 MHz, DMSO) δ/ppm = 10.81 (s, 1H), 9.52 (s, 1H), 8.43 (s, 1H), 7.52 (m, 4H); 13C NMR (75 MHz, DMSO) δ/ppm = 164.9, 152.3, 143.5, 136.2, 131.3, 129.7, 127.2, 125.8.

References

[1] European Journal of Medicinal Chemistry, 2011, vol. 46, # 5, p. 1672 - 1681
[2] Bioorganic and Medicinal Chemistry Letters, 2015, vol. 25, # 20, p. 4434 - 4436
[3] Patent: CN106986825, 2017, A
[4] Journal of Agricultural and Food Chemistry, 2018, vol. 66, # 34, p. 8957 - 8965

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View Lastest Price from Isoquinoline-3-carboxylic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Isoquinoline-3-carboxylic acid  pictures 2025-11-18 Isoquinoline-3-carboxylic acid
6624-49-3
US $1.10 / g 1g 99.00% 100 Tons Dideu Industries Group Limited
Isoquinoline-3-carboxylic acid pictures 2025-04-04 Isoquinoline-3-carboxylic acid
6624-49-3
US $0.00-0.00 / KG 1KG 98% 1ton Henan Aochuang Chemical Co.,Ltd.
Isoquinoline-3-carboxylic acid pictures 2019-12-26 Isoquinoline-3-carboxylic acid
6624-49-3
US $6.60 / KG 1KG 97%-99% 1kg-1000kg Career Henan Chemical Co
ISOQUINOLINE-3-CARBOXYLIC ACID RARECHEM AL BO 1320 3-ISOQUINALDIC ACID 3-ISOQUINOLINECARBOXYLIC ACID 98% AKOS BB-8838 3-Carboxyisoquinoline 3-Isoquinolinecarboxylic acid (6CI,9CI) NSC 53385 3-Carboxyisoquinoline, 3-Carboxy-2-azanaphthalene Isoquinoline-3-carboxylicaci Isoquinoline-3-carboxylic acid ISO 9001:2015 REACH Isoquinoline-3-carboxylic acid, 98% 6624-49-3 异喹啉类化合物 carboxylic acid Building Blocks Isoquinoline Isoquinoline Derivertives