1-Methylbenzotriazole

Modify Date: 2025-08-25 15:39:54

1-Methylbenzotriazole structure	Common Name	1-Methylbenzotriazole
	CAS Number	13351-73-0	Molecular Weight	133.151
	Density	1.2±0.1 g/cm3	Boiling Point	270.5±9.0 °C at 760 mmHg
	Molecular Formula	C₇H₇N₃	Melting Point	64-65°C
	MSDS	N/A	Flash Point	117.4±18.7 °C

Name	1-methylbenzotriazole
Synonym	More Synonyms

Density	1.2±0.1 g/cm3
Boiling Point	270.5±9.0 °C at 760 mmHg
Melting Point	64-65°C
Molecular Formula	C₇H₇N₃
Molecular Weight	133.151
Flash Point	117.4±18.7 °C
Exact Mass	133.063995
PSA	30.71000
LogP	1.06
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.659

1-Methylbenzotriazole MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DM1330000

CHEMICAL NAME :: 1H-Benzotriazole, 1-methyl-

CAS REGISTRY NUMBER :: 13351-73-0

BEILSTEIN REFERENCE NO. :: 0118900

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C7-H7-N3

MOLECULAR WEIGHT :: 133.17

WISWESSER LINE NOTATION :: T56 BNNNJ B1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 375 mg/kg

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

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 105,486,1952

Safety Phrases	S22-S24/25
RTECS	DM1330000
HS Code	2933990090

Precursor 9
CAS#:95-14-7 1H-Benzotriazole CAS#:74-88-4 methyl iodide CAS#:553-90-2 Dimethyl oxalate CAS#:37922-13-7 1-benzyl-3-meth...
CAS#:54187-96-1 1-(Chloromethyl... CAS#:28539-02-8 1H-BENZOTRIAZOL... CAS#:127236-78-6 N-(benzotriazol... CAS#:6921-34-2 Benzylmagnesium...
CAS#:77-78-1 Dimethyl sulfate
DownStream 6
CAS#:4144-64-3 benzotriazol-1-... CAS#:4760-34-3 n-methylbenzol-... CAS#:91-78-1 1,3,5-Triazine,... CAS#:100-61-8 N-Methylaniline
CAS#:16584-05-7 1-Ethyl-1H-benz... CAS#:38182-45-5 N-[2-[benzoyl(m...

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

1-methyl-benzotriazole

MFCD00014572

benzotriazole acid methyl ester

1-Methyl-1H-benzotriazole

1-Methylbenzotriazole

1H-Benzotriazole,1-methyl

EINECS 236-401-4

1H-1,2,3-Benzotriazole, 1-methyl-

1-Methyl-1H-benzo[d][1,2,3]triazole

N-1-methyl-benzotriazole

1-Methyl-1,2,3-benzotriazole

methyl benzotriazole

Methyl-1H-benzotriazole

1H-Benzotriazole, 1-methyl

1-Methyl-1H-1,2,3-benzotriazole

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1-Methylbenzotriazole
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

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1-Methylbenzotriazole

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.