Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Pyrolin
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Pyrolin
Price: ￥348.0/500g ￥118.0/100g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Methylhydroquinone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Methylhydroquinone
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Pyrolin
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

95-71-6

95-71-6 structure

Name: Pyrolin
Chemical Name: Methylhydroquinone
CAS Number: 95-71-6
Molecular Formula: C₇H₈O₂
Molecular Weight: 124.137
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Fluoropyridine
Create Date: 2018-09-25 09:54:11
Modify Date: 2025-08-26 15:51:54
Methylhydroquinone is an active compound. Methylhydroquinone can be used for the research of various biochemical studies[1].

Name	Methylhydroquinone
Synonyms	2-Methylbenzene-1,4-diol 2-Methyl-1,4-benzenediol MFCD00002345 2-Methylhydroquinone EINECS 202-443-7 1,4-Benzenediol, 2-methyl- QR DQ B1

Description	Methylhydroquinone is an active compound. Methylhydroquinone can be used for the research of various biochemical studies[1].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Wang, Hui, et al. Synthesis and characterization of long-side-chain type quaternary ammonium-functionalized poly (ether ether ketone) anion exchange membranes. International Journal of Hydrogen Energy.Volume: 46.Issue: 11.Pages: 8156-8166.Journal.2021.

Density	1.2±0.1 g/cm3
Boiling Point	277.8±20.0 °C at 760 mmHg
Melting Point	125-128ºC
Molecular Formula	C₇H₈O₂
Molecular Weight	124.137
Flash Point	140.2±16.4 °C
Exact Mass	124.052429
PSA	40.46000
LogP	1.10
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.595
Stability	Stable. Combustible. Incompatible with oxidizing agents, strong bases.
Water Solubility	77 g/L (25 ºC)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: MX6700000

CHEMICAL NAME :: Hydroquinone, methyl-

CAS REGISTRY NUMBER :: 95-71-6

BEILSTEIN REFERENCE NO. :: 2041489

LAST UPDATED :: 199706

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C7-H8-O2

MOLECULAR WEIGHT :: 124.15

WISWESSER LINE NOTATION :: L6V DVJ B1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 200 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 200 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >400 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >1 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83745 No. of Facilities: 16 (estimated) No. of Industries: 1 No. of Occupations: 4 No. of Employees: 948 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83745 No. of Facilities: 77 (estimated) No. of Industries: 3 No. of Occupations: 5 No. of Employees: 2767 (estimated) No. of Female Employees: 806 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xn:Harmful;
Risk Phrases	R22
Safety Phrases	26-36
RIDADR	UN 2811
WGK Germany	2
RTECS	MX6700000
Packaging Group	III
Hazard Class	6.1(b)
HS Code	29072900

Precursor 10
95-48-7 108-39-4 67-56-1 123-31-9
553-97-9 78877-82-4 78877-80-2 9004-34-6
23438-23-5 112141-86-3
DownStream 9
108534-49-2 481-85-6 75-27-4 67-66-3
124-48-1 75-25-2 58-27-5 83650-33-3
553-97-9

HS Code	2907299090
Summary	2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

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