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3778-76-5

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Basic Information
CAS No.: 3778-76-5
Name: Todralazine hydrochloride
Molecular Structure:
Molecular Structure of 3778-76-5 (Todralazine hydrochloride)
Formula: C11H12 N4 O2 . Cl H
Molecular Weight: 268.703
Synonyms: Carbazicacid, 3-(1-phthalazinyl)-, ethyl ester, monohydrochloride (8CI);Hydrazinecarboxylic acid, 2-(1-phthalazinyl)-, ethyl ester, monohydrochloride(9CI); 2-Carbethoxy-1-(1-phthalazinyl)hydrazine hydrochloride; Apirachol;Apiracohl; Apredor; Apride; Atapren; BT 621; Binazin; Binazine; CEPH;Ecarazine; Ecarazine hydrochloride; Illcut;N-Carbethoxy-N'-(1-phthalazino)hydrazine hydrochloride;N-Carbethoxy-N'-phthalazinohydrazide hydrochloride;N1-Carboethoxy-N1-hydrazinophthalazine; Propat; Todralazine hydrochloride
Density: 1.328g/cm3
Boiling Point: °Cat760mmHg
Flash Point: °C
Hazard Symbols:
Risk Codes: R20/21/22   
Safety: Poison by ingestion, subcutaneous, intravenous, and intraperitoneal routes. An experimental teratogen. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx and HCl. See also ESTERS.
PSA: 76.14000
LogP: 2.96870
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Chemistry

IUPAC Name: Ethyl N-(phthalazin-1-ylamino)carbamate hydrochloride
The MF of Todralazine hydrochloride hydrate (CAS NO.3778-76-5) is C11H13ClN4O2.

                                 
The MW of Todralazine hydrochloride hydrate (CAS NO.3778-76-5) is 268.7.
Synonyms of Todralazine hydrochloride hydrate (CAS NO.3778-76-5): Hydrazinecarboxylic acid, 2-(1-phthalazinyl)-, ethyl ester, monohydrochloride ; 2-(1-Phthalazinyl)-hydrazinecarboxylic acid ethyl ester hydrochloride ; Apirachol ; Binazin
Flash Point: 232.3 °C
Boiling Point: 460.5 °C

Uses

  Todralazine hydrochloride hydrate (CAS NO.3778-76-5) is used in medicine, pesticide manufacturing.

Toxicity Data With Reference

1.    

mmo-sat 500 µg/plate

     RCOCB8    Research Communications in Chemical Pathology and Pharmacology. 49 (1985),415.
2.    

mma-sat 1 mg/plate

     RCOCB8    Research Communications in Chemical Pathology and Pharmacology. 49 (1985),415.
3.    

orl-rat LD50:598 mg/kg

     YIKUAO    Yamaguchi Igaku. 18 (1969),29.
4.    

ipr-rat LD50:200 mg/kg

     YIKUAO    Yamaguchi Igaku. 18 (1969),29.
5.    

scu-rat LD50:466 mg/kg

     YIKUAO    Yamaguchi Igaku. 18 (1969),29.
6.    

ivn-rat LD50:240 mg/kg

     YIKUAO    Yamaguchi Igaku. 18 (1969),29.
7.    

orl-mus LD50:516 mg/kg

     OYYAA2    Oyo Yakuri. Pharmacometrics. 3 (1969),97.
8.    

ipr-mus LD50:501 mg/kg

     YIKUAO    Yamaguchi Igaku. 18 (1969),29.
9.    

scu-mus LD50:319 mg/kg

     OYYAA2    Oyo Yakuri. Pharmacometrics. 3 (1969),97.
10.    

ivn-mus LD50:300 mg/kg

     OYYAA2    Oyo Yakuri. Pharmacometrics. 3 (1969),97.
11.    

orl-rbt LD50:399 mg/kg

 &nbs

Safety Profile

Poison by ingestion, subcutaneous, intravenous, and intraperitoneal routes. An experimental teratogen. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx and HCl. See also ESTERS.Safety information of Todralazine hydrochloride hydrate (CAS NO.3778-76-5):
Hazard Codes  HarmfulXn
Risk Statements 
20/21/22 Harmful by inhalation, in contact with skin and if swallowed
Safety Statements 
36 Wear suitable protective clothing
WGK Germany  3
RTECS  FE2778600