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1(3H)-Isobenzofuranone,6-methyl-(9CI)

CAS No.
72985-23-0
Chemical Name:
1(3H)-Isobenzofuranone,6-methyl-(9CI)
Synonyms
6-methylisobenzofuran-1(3H)-one;6-methyl-3H-2-benzofuran-l-one;6-Methyl-3H-2-benzofuran-1-one;6-methyl-2-benzofuran-1(3H)-one;6-methyl-1(3H)-Isobenzofuranone;1(3H)-Isobenzofuranone,6-methyl;6-methyl-2-isobenzofuran-1(3H)-one;6-Methylisobenzofuran-1(3H)-one B;1(3H)-Isobenzofuranone,6-methyl-(9CI)
CBNumber:
CB61294510
Molecular Formula:
C9H8O2
Molecular Weight:
148.16
MDL Number:
MFCD12547299
MOL File:
72985-23-0.mol
MSDS File:
SDS
Last updated:2026-05-28 02:04:36

1(3H)-Isobenzofuranone,6-methyl-(9CI) Properties

Melting point 71-73 °C(Solv: ligroine (8032-32-4))
Boiling point 332.5±41.0 °C(Predicted)
Density 1.211±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P280-P305+P351+P338

1(3H)-Isobenzofuranone,6-methyl-(9CI) price More Price(27)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth XCA98523 6-Methylisobenzofuran-1(3H)-one 72985-23-0 2.5g $472 2026-06-05 Buy
Activate Scientific AS44672 6-Methylisobenzofuran-1(3H)-one 95% 72985-23-0 1g $385 2026-06-04 Buy
Matrix Scientific 302497 6-Methylisobenzofuran-1(3H)-one 72985-23-0 250.00mg $47 2026-05-19 Buy
Matrix Scientific 302497 6-Methylisobenzofuran-1(3H)-one 72985-23-0 1.00g $110 2026-05-19 Buy
Matrix Scientific 302497 6-Methylisobenzofuran-1(3H)-one 72985-23-0 5.00g $467 2026-05-19 Buy
Product number Packaging Price Buy
XCA98523 2.5g $472 Buy
AS44672 1g $385 Buy
302497 250.00mg $47 Buy
302497 1.00g $110 Buy
302497 5.00g $467 Buy

1(3H)-Isobenzofuranone,6-methyl-(9CI) Chemical Properties, Uses, Production

Synthesis

6-(bromomethyl)isobenzofuran-1(3H)-one

177166-15-3

1(3H)-Isobenzofuranone,6-methyl-(9CI)

72985-23-0

Step 4: Synthesis of 6-methylphthalide 107 g (472 mmol) of 6-(bromomethyl)isobenzofuran-1(3H)-one was dissolved in 50 mL of methanol (dioxane may also be used as a solvent in some experiments). This solution was transferred to a Parr reaction flask containing 40 g (540 mmol) of calcium hydroxide and 2 g of 10% Pd/C. The suspension was subjected to a hydrogenation reaction under 40 psi hydrogen pressure until hydrogen uptake ceased. Upon completion of the reaction, all solids were removed by filtration and the filtrate was concentrated to give 67 g of brown solid product in 96% yield. The product was characterized by 1H NMR (CDCl3, 300 MHz): δ 2.53 (s, 3H), 5.30 (s, 2H), 7.49 (s, 1H), 7.54 (d, 3JHCCH = 7.9 Hz, 1H), 7.47 (d, 3JHCCH = 7.9 Hz, 1H).

References

[1] Patent: US2008/277622, 2008, A1
[2] Patent: US2011/251395, 2011, A1. Location in patent: Page/Page column 14
[3] Monatshefte fur Chemie, 1996, vol. 127, # 2, p. 201 - 217

177166-15-3
72985-23-0
Synthesis of 1(3H)-Isobenzofuranone,6-methyl-(9CI) from 6-(bromomethyl)isobenzofuran-1(3H)-one
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Taizhou Nanfeng Pharmaceutical Research Institute nanfengpharma@126.co 18616377689 nanfengpharma@126.com China 20008 58

View Latest Price from 1(3H)-Isobenzofuranone,6-methyl-(9CI) manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1(3H)-Isobenzofuranone,6-methyl-(9CI) pictures 2026-09-17 1(3H)-Isobenzofuranone,6-methyl-(9CI)
72985-23-0
1KG 98%min 30tons/month WUHAN FORTUNA CHEMICAL CO., LTD
1(3H)-Isobenzofuranone,6-methyl-(9CI) 6-Methyl-3H-2-benzofuran-1-one 1(3H)-Isobenzofuranone,6-methyl 6-methyl-1(3H)-Isobenzofuranone 6-methyl-2-benzofuran-1(3H)-one 6-Methylisobenzofuran-1(3H)-one B 6-methyl-3H-2-benzofuran-l-one 6-methyl-2-isobenzofuran-1(3H)-one 6-methylisobenzofuran-1(3H)-one 72985-23-0 PHENYL