ChemicalBook >> CAS DataBase List >>Methyl clonazepam

Methyl clonazepam

CAS No.
5527-71-9
Chemical Name:
Methyl clonazepam
Synonyms
5-(2-chlorophenyl)-1-methyl-7-nitro-3H-1,4-benzodiazepin-2-one;ID 690;Ro-5-4082;Ro 05-4082,;MethylclonazpaM;Methyl clonazepam;N-Methylclonazepam;Benzodiazepines Intermediate 3;Methyl Clonazepam (1mg/ml in Acetonitrile);1-Methyl-5-(2-chlorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one
CBNumber:
CB9506767
Molecular Formula:
C16H12ClN3O3
Molecular Weight:
329.74
MDL Number:
MOL File:
5527-71-9.mol
MSDS File:
SDS
Last updated:2026-09-12 18:56:31

Methyl clonazepam Properties

Melting point 194-195°C
Boiling point 566.7±50.0 °C(Predicted)
Density 1.42±0.1 g/cm3(Predicted)
storage temp. Controlled Substance, -20°C Freezer
solubility DMF: 25 mg/ml; DMSO: 25 mg/ml; DMSO:PBS (pH 7.2) (1:1): 0.5 mg/ml
form A crystalline solid
pka 1.55±0.25(Predicted)
FDA UNII 89WG8CN9AJ

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302+H312+H332
Precautionary statements  P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P321-P330-P362+P364-P501
NFPA 704
0
3 0

Methyl clonazepam price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 22747 Methylclonazepam ≥98% 5527-71-9 1mg $90 2026-04-30 Buy
Cayman Chemical 22747 Methylclonazepam ≥98% 5527-71-9 5mg $392 2026-04-30 Buy
TRC TRC-M294485-5MG Methyl Clonazepam >95%(HPLC) 5527-71-9 5mg $249 2026-06-03 Buy
TRC TRC-M294485-10MG Methyl Clonazepam >95%(HPLC) 5527-71-9 10mg $460 2026-06-03 Buy
Biosynth FM25479 Methyl clonazepam 5527-71-9 100mg $4798 2026-06-04 Buy
Product number Packaging Price Buy
22747 1mg $90 Buy
22747 5mg $392 Buy
TRC-M294485-5MG 5mg $249 Buy
TRC-M294485-10MG 10mg $460 Buy
FM25479 100mg $4798 Buy

Methyl clonazepam Chemical Properties, Uses, Production

Chemical Properties

Yellow Solid

Uses

Shows sedative and anxiolytic properties. Impairment of psychomotor performance reported. Activity blocked by flumazenil.

Methyl clonazepam Preparation Products And Raw materials

Raw materials

Preparation Products

Ro 05-4082, ID 690 1-Methyl-5-(2-chlorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one N-Methylclonazepam Ro-5-4082 MethylclonazpaM 5-(2-chlorophenyl)-1-methyl-7-nitro-1,3-dihydro-2H-benzo[e][1,4]diazepin-2-one Benzodiazepines Intermediate 3 2H-1,4-Benzodiazepin-2-one, 5-(2-chlorophenyl)-1,3-dihydro-1-methyl-7-nitro- 5-(2- chlorophenyl) -1,3- dihydro -1- methyl -7- nitro -1,4- benzodiazepine -2- one Methyl Clonazepam (1mg/ml in Acetonitrile) 5-(2-chlorophenyl)-1-methyl-7-nitro-3H-1,4-benzodiazepin-2-one Methyl clonazepam 5527-71-9 Intermediates & Fine Chemicals Pharmaceuticals